]> git.proxmox.com Git - mirror_ubuntu-eoan-kernel.git/commitdiff
USB: usbtest fix coding style
authorMartin Fuzzey <mfuzzey@gmail.com>
Thu, 30 Sep 2010 22:20:42 +0000 (00:20 +0200)
committerGreg Kroah-Hartman <gregkh@suse.de>
Fri, 22 Oct 2010 17:22:01 +0000 (10:22 -0700)
Signed-off-by: Martin Fuzzey <mfuzzey@gmail.com>
Cc: David Brownell <david-b@pacbell.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
drivers/usb/misc/usbtest.c

index eef370eb7a54d0ef814ddcaa2310b8837f086467..bb078ebb8e81ab339fcf4e7e6d6efa99dd2dca53 100644 (file)
 
 /*-------------------------------------------------------------------------*/
 
-// FIXME make these public somewhere; usbdevfs.h?
-//
+/* FIXME make these public somewhere; usbdevfs.h? */
 struct usbtest_param {
-       // inputs
+       /* inputs */
        unsigned                test_num;       /* 0..(TEST_CASES-1) */
        unsigned                iterations;
        unsigned                length;
        unsigned                vary;
        unsigned                sglen;
 
-       // outputs
+       /* outputs */
        struct timeval          duration;
 };
 #define USBTEST_REQUEST        _IOWR('U', 100, struct usbtest_param)
@@ -45,9 +44,9 @@ struct usbtest_info {
        const char              *name;
        u8                      ep_in;          /* bulk/intr source */
        u8                      ep_out;         /* bulk/intr sink */
-       unsigned                autoconf : 1;
-       unsigned                ctrl_out : 1;
-       unsigned                iso : 1;        /* try iso in/out */
+       unsigned                autoconf:1;
+       unsigned                ctrl_out:1;
+       unsigned                iso:1;          /* try iso in/out */
        int                     alt;
 };
 
@@ -71,9 +70,9 @@ struct usbtest_dev {
        u8                      *buf;
 };
 
-static struct usb_device *testdev_to_usbdev (struct usbtest_dev *test)
+static struct usb_device *testdev_to_usbdev(struct usbtest_dev *test)
 {
-       return interface_to_usbdev (test->intf);
+       return interface_to_usbdev(test->intf);
 }
 
 /* set up all urbs so they can be used with either bulk or interrupt */
@@ -87,7 +86,7 @@ static struct usb_device *testdev_to_usbdev (struct usbtest_dev *test)
 /*-------------------------------------------------------------------------*/
 
 static int
-get_endpoints (struct usbtest_dev *dev, struct usb_interface *intf)
+get_endpoints(struct usbtest_dev *dev, struct usb_interface *intf)
 {
        int                             tmp;
        struct usb_host_interface       *alt;
@@ -115,7 +114,7 @@ get_endpoints (struct usbtest_dev *dev, struct usb_interface *intf)
                        case USB_ENDPOINT_XFER_ISOC:
                                if (dev->info->iso)
                                        goto try_iso;
-                               // FALLTHROUGH
+                               /* FALLTHROUGH */
                        default:
                                continue;
                        }
@@ -142,9 +141,9 @@ try_iso:
        return -EINVAL;
 
 found:
-       udev = testdev_to_usbdev (dev);
+       udev = testdev_to_usbdev(dev);
        if (alt->desc.bAlternateSetting != 0) {
-               tmp = usb_set_interface (udev,
+               tmp = usb_set_interface(udev,
                                alt->desc.bInterfaceNumber,
                                alt->desc.bAlternateSetting);
                if (tmp < 0)
@@ -152,21 +151,21 @@ found:
        }
 
        if (in) {
-               dev->in_pipe = usb_rcvbulkpipe (udev,
+               dev->in_pipe = usb_rcvbulkpipe(udev,
                        in->desc.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK);
-               dev->out_pipe = usb_sndbulkpipe (udev,
+               dev->out_pipe = usb_sndbulkpipe(udev,
                        out->desc.bEndpointAddress & USB_ENDPOINT_NUMBER_MASK);
        }
        if (iso_in) {
                dev->iso_in = &iso_in->desc;
-               dev->in_iso_pipe = usb_rcvisocpipe (udev,
+               dev->in_iso_pipe = usb_rcvisocpipe(udev,
                                iso_in->desc.bEndpointAddress
                                        & USB_ENDPOINT_NUMBER_MASK);
        }
 
        if (iso_out) {
                dev->iso_out = &iso_out->desc;
-               dev->out_iso_pipe = usb_sndisocpipe (udev,
+               dev->out_iso_pipe = usb_sndisocpipe(udev,
                                iso_out->desc.bEndpointAddress
                                        & USB_ENDPOINT_NUMBER_MASK);
        }
@@ -182,12 +181,12 @@ found:
  * them with non-zero test data (or test for it) when appropriate.
  */
 
-static void simple_callback (struct urb *urb)
+static void simple_callback(struct urb *urb)
 {
        complete(urb->context);
 }
 
-static struct urb *simple_alloc_urb (
+static struct urb *simple_alloc_urb(
        struct usb_device       *udev,
        int                     pipe,
        unsigned long           bytes
@@ -195,32 +194,32 @@ static struct urb *simple_alloc_urb (
 {
        struct urb              *urb;
 
-       urb = usb_alloc_urb (0, GFP_KERNEL);
+       urb = usb_alloc_urb(0, GFP_KERNEL);
        if (!urb)
                return urb;
-       usb_fill_bulk_urb (urb, udev, pipe, NULL, bytes, simple_callback, NULL);
+       usb_fill_bulk_urb(urb, udev, pipe, NULL, bytes, simple_callback, NULL);
        urb->interval = (udev->speed == USB_SPEED_HIGH)
                        ? (INTERRUPT_RATE << 3)
                        : INTERRUPT_RATE;
        urb->transfer_flags = URB_NO_TRANSFER_DMA_MAP;
-       if (usb_pipein (pipe))
+       if (usb_pipein(pipe))
                urb->transfer_flags |= URB_SHORT_NOT_OK;
-       urb->transfer_buffer = usb_alloc_coherent (udev, bytes, GFP_KERNEL,
+       urb->transfer_buffer = usb_alloc_coherent(udev, bytes, GFP_KERNEL,
                        &urb->transfer_dma);
        if (!urb->transfer_buffer) {
-               usb_free_urb (urb);
+               usb_free_urb(urb);
                urb = NULL;
        } else
-               memset (urb->transfer_buffer, 0, bytes);
+               memset(urb->transfer_buffer, 0, bytes);
        return urb;
 }
 
-static unsigned pattern = 0;
+static unsigned pattern;
 static unsigned mod_pattern;
 module_param_named(pattern, mod_pattern, uint, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(mod_pattern, "i/o pattern (0 == zeroes)");
 
-static inline void simple_fill_buf (struct urb *urb)
+static inline void simple_fill_buf(struct urb *urb)
 {
        unsigned        i;
        u8              *buf = urb->transfer_buffer;
@@ -228,9 +227,9 @@ static inline void simple_fill_buf (struct urb *urb)
 
        switch (pattern) {
        default:
-               // FALLTHROUGH
+               /* FALLTHROUGH */
        case 0:
-               memset (buf, 0, len);
+               memset(buf, 0, len);
                break;
        case 1:                 /* mod63 */
                for (i = 0; i < len; i++)
@@ -273,14 +272,14 @@ static inline int simple_check_buf(struct usbtest_dev *tdev, struct urb *urb)
        return 0;
 }
 
-static void simple_free_urb (struct urb *urb)
+static void simple_free_urb(struct urb *urb)
 {
        usb_free_coherent(urb->dev, urb->transfer_buffer_length,
                          urb->transfer_buffer, urb->transfer_dma);
-       usb_free_urb (urb);
+       usb_free_urb(urb);
 }
 
-static int simple_io (
+static int simple_io(
        struct usbtest_dev      *tdev,
        struct urb              *urb,
        int                     iterations,
@@ -296,17 +295,18 @@ static int simple_io (
 
        urb->context = &completion;
        while (retval == 0 && iterations-- > 0) {
-               init_completion (&completion);
-               if (usb_pipeout (urb->pipe))
-                       simple_fill_buf (urb);
-               if ((retval = usb_submit_urb (urb, GFP_KERNEL)) != 0)
+               init_completion(&completion);
+               if (usb_pipeout(urb->pipe))
+                       simple_fill_buf(urb);
+               retval = usb_submit_urb(urb, GFP_KERNEL);
+               if (retval != 0)
                        break;
 
                /* NOTE:  no timeouts; can't be broken out of by interrupt */
-               wait_for_completion (&completion);
+               wait_for_completion(&completion);
                retval = urb->status;
                urb->dev = udev;
-               if (retval == 0 && usb_pipein (urb->pipe))
+               if (retval == 0 && usb_pipein(urb->pipe))
                        retval = simple_check_buf(tdev, urb);
 
                if (vary) {
@@ -337,7 +337,7 @@ static int simple_io (
  * Yes, this also tests the scatterlist primitives.
  */
 
-static void free_sglist (struct scatterlist *sg, int nents)
+static void free_sglist(struct scatterlist *sg, int nents)
 {
        unsigned                i;
 
@@ -346,19 +346,19 @@ static void free_sglist (struct scatterlist *sg, int nents)
        for (i = 0; i < nents; i++) {
                if (!sg_page(&sg[i]))
                        continue;
-               kfree (sg_virt(&sg[i]));
+               kfree(sg_virt(&sg[i]));
        }
-       kfree (sg);
+       kfree(sg);
 }
 
 static struct scatterlist *
-alloc_sglist (int nents, int max, int vary)
+alloc_sglist(int nents, int max, int vary)
 {
        struct scatterlist      *sg;
        unsigned                i;
        unsigned                size = max;
 
-       sg = kmalloc (nents * sizeof *sg, GFP_KERNEL);
+       sg = kmalloc(nents * sizeof *sg, GFP_KERNEL);
        if (!sg)
                return NULL;
        sg_init_table(sg, nents);
@@ -367,9 +367,9 @@ alloc_sglist (int nents, int max, int vary)
                char            *buf;
                unsigned        j;
 
-               buf = kzalloc (size, GFP_KERNEL);
+               buf = kzalloc(size, GFP_KERNEL);
                if (!buf) {
-                       free_sglist (sg, i);
+                       free_sglist(sg, i);
                        return NULL;
                }
 
@@ -397,7 +397,7 @@ alloc_sglist (int nents, int max, int vary)
        return sg;
 }
 
-static int perform_sglist (
+static int perform_sglist(
        struct usbtest_dev      *tdev,
        unsigned                iterations,
        int                     pipe,
@@ -410,7 +410,7 @@ static int perform_sglist (
        int                     retval = 0;
 
        while (retval == 0 && iterations-- > 0) {
-               retval = usb_sg_init (req, udev, pipe,
+               retval = usb_sg_init(req, udev, pipe,
                                (udev->speed == USB_SPEED_HIGH)
                                        ? (INTERRUPT_RATE << 3)
                                        : INTERRUPT_RATE,
@@ -418,7 +418,7 @@ static int perform_sglist (
 
                if (retval)
                        break;
-               usb_sg_wait (req);
+               usb_sg_wait(req);
                retval = req->status;
 
                /* FIXME check resulting data pattern */
@@ -426,9 +426,9 @@ static int perform_sglist (
                /* FIXME if endpoint halted, clear halt (and log) */
        }
 
-       // FIXME for unlink or fault handling tests, don't report
-       // failure if retval is as we expected ...
-
+       /* FIXME for unlink or fault handling tests, don't report
+        * failure if retval is as we expected ...
+        */
        if (retval)
                ERROR(tdev, "perform_sglist failed, "
                                "iterations left %d, status %d\n",
@@ -452,31 +452,31 @@ static int perform_sglist (
  */
 
 static unsigned realworld = 1;
-module_param (realworld, uint, 0);
-MODULE_PARM_DESC (realworld, "clear to demand stricter spec compliance");
+module_param(realworld, uint, 0);
+MODULE_PARM_DESC(realworld, "clear to demand stricter spec compliance");
 
-static int get_altsetting (struct usbtest_dev *dev)
+static int get_altsetting(struct usbtest_dev *dev)
 {
        struct usb_interface    *iface = dev->intf;
-       struct usb_device       *udev = interface_to_usbdev (iface);
+       struct usb_device       *udev = interface_to_usbdev(iface);
        int                     retval;
 
-       retval = usb_control_msg (udev, usb_rcvctrlpipe (udev, 0),
+       retval = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
                        USB_REQ_GET_INTERFACE, USB_DIR_IN|USB_RECIP_INTERFACE,
-                       0, iface->altsetting [0].desc.bInterfaceNumber,
+                       0, iface->altsetting[0].desc.bInterfaceNumber,
                        dev->buf, 1, USB_CTRL_GET_TIMEOUT);
        switch (retval) {
        case 1:
-               return dev->buf [0];
+               return dev->buf[0];
        case 0:
                retval = -ERANGE;
-               // FALLTHROUGH
+               /* FALLTHROUGH */
        default:
                return retval;
        }
 }
 
-static int set_altsetting (struct usbtest_dev *dev, int alternate)
+static int set_altsetting(struct usbtest_dev *dev, int alternate)
 {
        struct usb_interface            *iface = dev->intf;
        struct usb_device               *udev;
@@ -484,9 +484,9 @@ static int set_altsetting (struct usbtest_dev *dev, int alternate)
        if (alternate < 0 || alternate >= 256)
                return -EINVAL;
 
-       udev = interface_to_usbdev (iface);
-       return usb_set_interface (udev,
-                       iface->altsetting [0].desc.bInterfaceNumber,
+       udev = interface_to_usbdev(iface);
+       return usb_set_interface(udev,
+                       iface->altsetting[0].desc.bInterfaceNumber,
                        alternate);
 }
 
@@ -519,9 +519,9 @@ static int is_good_config(struct usbtest_dev *tdev, int len)
                return 0;
        }
 
-       if (le16_to_cpu(config->wTotalLength) == len)           /* read it all */
+       if (le16_to_cpu(config->wTotalLength) == len)   /* read it all */
                return 1;
-       if (le16_to_cpu(config->wTotalLength) >= TBUF_SIZE)             /* max partial read */
+       if (le16_to_cpu(config->wTotalLength) >= TBUF_SIZE)     /* max partial read */
                return 1;
        ERROR(tdev, "bogus config descriptor read size\n");
        return 0;
@@ -542,10 +542,10 @@ static int is_good_config(struct usbtest_dev *tdev, int len)
  * to see if usbcore, hcd, and device all behave right.  such testing would
  * involve varied read sizes and other operation sequences.
  */
-static int ch9_postconfig (struct usbtest_dev *dev)
+static int ch9_postconfig(struct usbtest_dev *dev)
 {
        struct usb_interface    *iface = dev->intf;
-       struct usb_device       *udev = interface_to_usbdev (iface);
+       struct usb_device       *udev = interface_to_usbdev(iface);
        int                     i, alt, retval;
 
        /* [9.2.3] if there's more than one altsetting, we need to be able to
@@ -554,7 +554,7 @@ static int ch9_postconfig (struct usbtest_dev *dev)
        for (i = 0; i < iface->num_altsetting; i++) {
 
                /* 9.2.3 constrains the range here */
-               alt = iface->altsetting [i].desc.bAlternateSetting;
+               alt = iface->altsetting[i].desc.bAlternateSetting;
                if (alt < 0 || alt >= iface->num_altsetting) {
                        dev_err(&iface->dev,
                                        "invalid alt [%d].bAltSetting = %d\n",
@@ -566,7 +566,7 @@ static int ch9_postconfig (struct usbtest_dev *dev)
                        continue;
 
                /* [9.4.10] set_interface */
-               retval = set_altsetting (dev, alt);
+               retval = set_altsetting(dev, alt);
                if (retval) {
                        dev_err(&iface->dev, "can't set_interface = %d, %d\n",
                                        alt, retval);
@@ -574,7 +574,7 @@ static int ch9_postconfig (struct usbtest_dev *dev)
                }
 
                /* [9.4.4] get_interface always works */
-               retval = get_altsetting (dev);
+               retval = get_altsetting(dev);
                if (retval != alt) {
                        dev_err(&iface->dev, "get alt should be %d, was %d\n",
                                        alt, retval);
@@ -591,11 +591,11 @@ static int ch9_postconfig (struct usbtest_dev *dev)
                 * ... although some cheap devices (like one TI Hub I've got)
                 * won't return config descriptors except before set_config.
                 */
-               retval = usb_control_msg (udev, usb_rcvctrlpipe (udev, 0),
+               retval = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
                                USB_REQ_GET_CONFIGURATION,
                                USB_DIR_IN | USB_RECIP_DEVICE,
                                0, 0, dev->buf, 1, USB_CTRL_GET_TIMEOUT);
-               if (retval != 1 || dev->buf [0] != expected) {
+               if (retval != 1 || dev->buf[0] != expected) {
                        dev_err(&iface->dev, "get config --> %d %d (1 %d)\n",
                                retval, dev->buf[0], expected);
                        return (retval < 0) ? retval : -EDOM;
@@ -603,7 +603,7 @@ static int ch9_postconfig (struct usbtest_dev *dev)
        }
 
        /* there's always [9.4.3] a device descriptor [9.6.1] */
-       retval = usb_get_descriptor (udev, USB_DT_DEVICE, 0,
+       retval = usb_get_descriptor(udev, USB_DT_DEVICE, 0,
                        dev->buf, sizeof udev->descriptor);
        if (retval != sizeof udev->descriptor) {
                dev_err(&iface->dev, "dev descriptor --> %d\n", retval);
@@ -612,7 +612,7 @@ static int ch9_postconfig (struct usbtest_dev *dev)
 
        /* there's always [9.4.3] at least one config descriptor [9.6.3] */
        for (i = 0; i < udev->descriptor.bNumConfigurations; i++) {
-               retval = usb_get_descriptor (udev, USB_DT_CONFIG, i,
+               retval = usb_get_descriptor(udev, USB_DT_CONFIG, i,
                                dev->buf, TBUF_SIZE);
                if (!is_good_config(dev, retval)) {
                        dev_err(&iface->dev,
@@ -621,18 +621,19 @@ static int ch9_postconfig (struct usbtest_dev *dev)
                        return (retval < 0) ? retval : -EDOM;
                }
 
-               // FIXME cross-checking udev->config[i] to make sure usbcore
-               // parsed it right (etc) would be good testing paranoia
+               /* FIXME cross-checking udev->config[i] to make sure usbcore
+                * parsed it right (etc) would be good testing paranoia
+                */
        }
 
        /* and sometimes [9.2.6.6] speed dependent descriptors */
        if (le16_to_cpu(udev->descriptor.bcdUSB) == 0x0200) {
-               struct usb_qualifier_descriptor         *d = NULL;
+               struct usb_qualifier_descriptor *d = NULL;
 
                /* device qualifier [9.6.2] */
-               retval = usb_get_descriptor (udev,
+               retval = usb_get_descriptor(udev,
                                USB_DT_DEVICE_QUALIFIER, 0, dev->buf,
-                               sizeof (struct usb_qualifier_descriptor));
+                               sizeof(struct usb_qualifier_descriptor));
                if (retval == -EPIPE) {
                        if (udev->speed == USB_SPEED_HIGH) {
                                dev_err(&iface->dev,
@@ -641,7 +642,7 @@ static int ch9_postconfig (struct usbtest_dev *dev)
                                return (retval < 0) ? retval : -EDOM;
                        }
                        /* usb2.0 but not high-speed capable; fine */
-               } else if (retval != sizeof (struct usb_qualifier_descriptor)) {
+               } else if (retval != sizeof(struct usb_qualifier_descriptor)) {
                        dev_err(&iface->dev, "dev qualifier --> %d\n", retval);
                        return (retval < 0) ? retval : -EDOM;
                } else
@@ -651,7 +652,7 @@ static int ch9_postconfig (struct usbtest_dev *dev)
                if (d) {
                        unsigned max = d->bNumConfigurations;
                        for (i = 0; i < max; i++) {
-                               retval = usb_get_descriptor (udev,
+                               retval = usb_get_descriptor(udev,
                                        USB_DT_OTHER_SPEED_CONFIG, i,
                                        dev->buf, TBUF_SIZE);
                                if (!is_good_config(dev, retval)) {
@@ -663,25 +664,26 @@ static int ch9_postconfig (struct usbtest_dev *dev)
                        }
                }
        }
-       // FIXME fetch strings from at least the device descriptor
+       /* FIXME fetch strings from at least the device descriptor */
 
        /* [9.4.5] get_status always works */
-       retval = usb_get_status (udev, USB_RECIP_DEVICE, 0, dev->buf);
+       retval = usb_get_status(udev, USB_RECIP_DEVICE, 0, dev->buf);
        if (retval != 2) {
                dev_err(&iface->dev, "get dev status --> %d\n", retval);
                return (retval < 0) ? retval : -EDOM;
        }
 
-       // FIXME configuration.bmAttributes says if we could try to set/clear
-       // the device's remote wakeup feature ... if we can, test that here
+       /* FIXME configuration.bmAttributes says if we could try to set/clear
+        * the device's remote wakeup feature ... if we can, test that here
+        */
 
-       retval = usb_get_status (udev, USB_RECIP_INTERFACE,
-                       iface->altsetting [0].desc.bInterfaceNumber, dev->buf);
+       retval = usb_get_status(udev, USB_RECIP_INTERFACE,
+                       iface->altsetting[0].desc.bInterfaceNumber, dev->buf);
        if (retval != 2) {
                dev_err(&iface->dev, "get interface status --> %d\n", retval);
                return (retval < 0) ? retval : -EDOM;
        }
-       // FIXME get status for each endpoint in the interface
+       /* FIXME get status for each endpoint in the interface */
 
        return 0;
 }
@@ -717,7 +719,7 @@ struct subcase {
        int                     expected;
 };
 
-static void ctrl_complete (struct urb *urb)
+static void ctrl_complete(struct urb *urb)
 {
        struct ctrl_ctx         *ctx = urb->context;
        struct usb_ctrlrequest  *reqp;
@@ -725,9 +727,9 @@ static void ctrl_complete (struct urb *urb)
        int                     status = urb->status;
 
        reqp = (struct usb_ctrlrequest *)urb->setup_packet;
-       subcase = container_of (reqp, struct subcase, setup);
+       subcase = container_of(reqp, struct subcase, setup);
 
-       spin_lock (&ctx->lock);
+       spin_lock(&ctx->lock);
        ctx->count--;
        ctx->pending--;
 
@@ -787,14 +789,14 @@ error:
 
                        /* unlink whatever's still pending */
                        for (i = 1; i < ctx->param->sglen; i++) {
-                               struct urb      *u = ctx->urb [
-                                               (i + subcase->number)
-                                               % ctx->param->sglen];
+                               struct urb *u = ctx->urb[
+                                                       (i + subcase->number)
+                                                       % ctx->param->sglen];
 
                                if (u == urb || !u->dev)
                                        continue;
                                spin_unlock(&ctx->lock);
-                               status = usb_unlink_urb (u);
+                               status = usb_unlink_urb(u);
                                spin_lock(&ctx->lock);
                                switch (status) {
                                case -EINPROGRESS:
@@ -812,7 +814,8 @@ error:
 
        /* resubmit if we need to, else mark this as done */
        if ((status == 0) && (ctx->pending < ctx->count)) {
-               if ((status = usb_submit_urb (urb, GFP_ATOMIC)) != 0) {
+               status = usb_submit_urb(urb, GFP_ATOMIC);
+               if (status != 0) {
                        ERROR(ctx->dev,
                                "can't resubmit ctrl %02x.%02x, err %d\n",
                                reqp->bRequestType, reqp->bRequest, status);
@@ -824,21 +827,21 @@ error:
 
        /* signal completion when nothing's queued */
        if (ctx->pending == 0)
-               complete (&ctx->complete);
-       spin_unlock (&ctx->lock);
+               complete(&ctx->complete);
+       spin_unlock(&ctx->lock);
 }
 
 static int
-test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
+test_ctrl_queue(struct usbtest_dev *dev, struct usbtest_param *param)
 {
-       struct usb_device       *udev = testdev_to_usbdev (dev);
+       struct usb_device       *udev = testdev_to_usbdev(dev);
        struct urb              **urb;
        struct ctrl_ctx         context;
        int                     i;
 
-       spin_lock_init (&context.lock);
+       spin_lock_init(&context.lock);
        context.dev = dev;
-       init_completion (&context.complete);
+       init_completion(&context.complete);
        context.count = param->sglen * param->iterations;
        context.pending = 0;
        context.status = -ENOMEM;
@@ -853,7 +856,7 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
        if (!urb)
                return -ENOMEM;
        for (i = 0; i < param->sglen; i++) {
-               int                     pipe = usb_rcvctrlpipe (udev, 0);
+               int                     pipe = usb_rcvctrlpipe(udev, 0);
                unsigned                len;
                struct urb              *u;
                struct usb_ctrlrequest  req;
@@ -869,104 +872,108 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
                 * device, but some are chosen to trigger protocol stalls
                 * or short reads.
                 */
-               memset (&req, 0, sizeof req);
+               memset(&req, 0, sizeof req);
                req.bRequest = USB_REQ_GET_DESCRIPTOR;
                req.bRequestType = USB_DIR_IN|USB_RECIP_DEVICE;
 
                switch (i % NUM_SUBCASES) {
-               case 0:         // get device descriptor
-                       req.wValue = cpu_to_le16 (USB_DT_DEVICE << 8);
-                       len = sizeof (struct usb_device_descriptor);
+               case 0:         /* get device descriptor */
+                       req.wValue = cpu_to_le16(USB_DT_DEVICE << 8);
+                       len = sizeof(struct usb_device_descriptor);
                        break;
-               case 1:         // get first config descriptor (only)
-                       req.wValue = cpu_to_le16 ((USB_DT_CONFIG << 8) | 0);
-                       len = sizeof (struct usb_config_descriptor);
+               case 1:         /* get first config descriptor (only) */
+                       req.wValue = cpu_to_le16((USB_DT_CONFIG << 8) | 0);
+                       len = sizeof(struct usb_config_descriptor);
                        break;
-               case 2:         // get altsetting (OFTEN STALLS)
+               case 2:         /* get altsetting (OFTEN STALLS) */
                        req.bRequest = USB_REQ_GET_INTERFACE;
                        req.bRequestType = USB_DIR_IN|USB_RECIP_INTERFACE;
-                       // index = 0 means first interface
+                       /* index = 0 means first interface */
                        len = 1;
                        expected = EPIPE;
                        break;
-               case 3:         // get interface status
+               case 3:         /* get interface status */
                        req.bRequest = USB_REQ_GET_STATUS;
                        req.bRequestType = USB_DIR_IN|USB_RECIP_INTERFACE;
-                       // interface 0
+                       /* interface 0 */
                        len = 2;
                        break;
-               case 4:         // get device status
+               case 4:         /* get device status */
                        req.bRequest = USB_REQ_GET_STATUS;
                        req.bRequestType = USB_DIR_IN|USB_RECIP_DEVICE;
                        len = 2;
                        break;
-               case 5:         // get device qualifier (MAY STALL)
+               case 5:         /* get device qualifier (MAY STALL) */
                        req.wValue = cpu_to_le16 (USB_DT_DEVICE_QUALIFIER << 8);
-                       len = sizeof (struct usb_qualifier_descriptor);
+                       len = sizeof(struct usb_qualifier_descriptor);
                        if (udev->speed != USB_SPEED_HIGH)
                                expected = EPIPE;
                        break;
-               case 6:         // get first config descriptor, plus interface
-                       req.wValue = cpu_to_le16 ((USB_DT_CONFIG << 8) | 0);
-                       len = sizeof (struct usb_config_descriptor);
-                       len += sizeof (struct usb_interface_descriptor);
+               case 6:         /* get first config descriptor, plus interface */
+                       req.wValue = cpu_to_le16((USB_DT_CONFIG << 8) | 0);
+                       len = sizeof(struct usb_config_descriptor);
+                       len += sizeof(struct usb_interface_descriptor);
                        break;
-               case 7:         // get interface descriptor (ALWAYS STALLS)
+               case 7:         /* get interface descriptor (ALWAYS STALLS) */
                        req.wValue = cpu_to_le16 (USB_DT_INTERFACE << 8);
-                       // interface == 0
-                       len = sizeof (struct usb_interface_descriptor);
+                       /* interface == 0 */
+                       len = sizeof(struct usb_interface_descriptor);
                        expected = -EPIPE;
                        break;
-               // NOTE: two consecutive stalls in the queue here.
-               // that tests fault recovery a bit more aggressively.
-               case 8:         // clear endpoint halt (MAY STALL)
+               /* NOTE: two consecutive stalls in the queue here.
+                *  that tests fault recovery a bit more aggressively. */
+               case 8:         /* clear endpoint halt (MAY STALL) */
                        req.bRequest = USB_REQ_CLEAR_FEATURE;
                        req.bRequestType = USB_RECIP_ENDPOINT;
-                       // wValue 0 == ep halt
-                       // wIndex 0 == ep0 (shouldn't halt!)
+                       /* wValue 0 == ep halt */
+                       /* wIndex 0 == ep0 (shouldn't halt!) */
                        len = 0;
-                       pipe = usb_sndctrlpipe (udev, 0);
+                       pipe = usb_sndctrlpipe(udev, 0);
                        expected = EPIPE;
                        break;
-               case 9:         // get endpoint status
+               case 9:         /* get endpoint status */
                        req.bRequest = USB_REQ_GET_STATUS;
                        req.bRequestType = USB_DIR_IN|USB_RECIP_ENDPOINT;
-                       // endpoint 0
+                       /* endpoint 0 */
                        len = 2;
                        break;
-               case 10:        // trigger short read (EREMOTEIO)
-                       req.wValue = cpu_to_le16 ((USB_DT_CONFIG << 8) | 0);
+               case 10:        /* trigger short read (EREMOTEIO) */
+                       req.wValue = cpu_to_le16((USB_DT_CONFIG << 8) | 0);
                        len = 1024;
                        expected = -EREMOTEIO;
                        break;
-               // NOTE: two consecutive _different_ faults in the queue.
-               case 11:        // get endpoint descriptor (ALWAYS STALLS)
-                       req.wValue = cpu_to_le16 (USB_DT_ENDPOINT << 8);
-                       // endpoint == 0
-                       len = sizeof (struct usb_interface_descriptor);
+               /* NOTE: two consecutive _different_ faults in the queue. */
+               case 11:        /* get endpoint descriptor (ALWAYS STALLS) */
+                       req.wValue = cpu_to_le16(USB_DT_ENDPOINT << 8);
+                       /* endpoint == 0 */
+                       len = sizeof(struct usb_interface_descriptor);
                        expected = EPIPE;
                        break;
-               // NOTE: sometimes even a third fault in the queue!
-               case 12:        // get string 0 descriptor (MAY STALL)
-                       req.wValue = cpu_to_le16 (USB_DT_STRING << 8);
-                       // string == 0, for language IDs
-                       len = sizeof (struct usb_interface_descriptor);
-                       // may succeed when > 4 languages
-                       expected = EREMOTEIO;   // or EPIPE, if no strings
+               /* NOTE: sometimes even a third fault in the queue! */
+               case 12:        /* get string 0 descriptor (MAY STALL) */
+                       req.wValue = cpu_to_le16(USB_DT_STRING << 8);
+                       /* string == 0, for language IDs */
+                       len = sizeof(struct usb_interface_descriptor);
+                       /* may succeed when > 4 languages */
+                       expected = EREMOTEIO;   /* or EPIPE, if no strings */
                        break;
-               case 13:        // short read, resembling case 10
-                       req.wValue = cpu_to_le16 ((USB_DT_CONFIG << 8) | 0);
-                       // last data packet "should" be DATA1, not DATA0
+               case 13:        /* short read, resembling case 10 */
+                       req.wValue = cpu_to_le16((USB_DT_CONFIG << 8) | 0);
+                       /* last data packet "should" be DATA1, not DATA0 */
                        len = 1024 - udev->descriptor.bMaxPacketSize0;
                        expected = -EREMOTEIO;
                        break;
-               case 14:        // short read; try to fill the last packet
-                       req.wValue = cpu_to_le16 ((USB_DT_DEVICE << 8) | 0);
+               case 14:        /* short read; try to fill the last packet */
+                       req.wValue = cpu_to_le16((USB_DT_DEVICE << 8) | 0);
                        /* device descriptor size == 18 bytes */
                        len = udev->descriptor.bMaxPacketSize0;
                        switch (len) {
-                       case 8:         len = 24; break;
-                       case 16:        len = 32; break;
+                       case 8:
+                               len = 24;
+                               break;
+                       case 16:
+                               len = 32;
+                               break;
                        }
                        expected = -EREMOTEIO;
                        break;
@@ -975,8 +982,8 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
                        context.status = -EINVAL;
                        goto cleanup;
                }
-               req.wLength = cpu_to_le16 (len);
-               urb [i] = u = simple_alloc_urb (udev, pipe, len);
+               req.wLength = cpu_to_le16(len);
+               urb[i] = u = simple_alloc_urb(udev, pipe, len);
                if (!u)
                        goto cleanup;
 
@@ -994,9 +1001,9 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
 
        /* queue the urbs */
        context.urb = urb;
-       spin_lock_irq (&context.lock);
+       spin_lock_irq(&context.lock);
        for (i = 0; i < param->sglen; i++) {
-               context.status = usb_submit_urb (urb [i], GFP_ATOMIC);
+               context.status = usb_submit_urb(urb[i], GFP_ATOMIC);
                if (context.status != 0) {
                        ERROR(dev, "can't submit urb[%d], status %d\n",
                                        i, context.status);
@@ -1005,23 +1012,23 @@ test_ctrl_queue (struct usbtest_dev *dev, struct usbtest_param *param)
                }
                context.pending++;
        }
-       spin_unlock_irq (&context.lock);
+       spin_unlock_irq(&context.lock);
 
        /* FIXME  set timer and time out; provide a disconnect hook */
 
        /* wait for the last one to complete */
        if (context.pending > 0)
-               wait_for_completion (&context.complete);
+               wait_for_completion(&context.complete);
 
 cleanup:
        for (i = 0; i < param->sglen; i++) {
-               if (!urb [i])
+               if (!urb[i])
                        continue;
-               urb [i]->dev = udev;
+               urb[i]->dev = udev;
                kfree(urb[i]->setup_packet);
-               simple_free_urb (urb [i]);
+               simple_free_urb(urb[i]);
        }
-       kfree (urb);
+       kfree(urb);
        return context.status;
 }
 #undef NUM_SUBCASES
@@ -1029,27 +1036,27 @@ cleanup:
 
 /*-------------------------------------------------------------------------*/
 
-static void unlink1_callback (struct urb *urb)
+static void unlink1_callback(struct urb *urb)
 {
        int     status = urb->status;
 
-       // we "know" -EPIPE (stall) never happens
+       /* we "know" -EPIPE (stall) never happens */
        if (!status)
-               status = usb_submit_urb (urb, GFP_ATOMIC);
+               status = usb_submit_urb(urb, GFP_ATOMIC);
        if (status) {
                urb->status = status;
                complete(urb->context);
        }
 }
 
-static int unlink1 (struct usbtest_dev *dev, int pipe, int size, int async)
+static int unlink1(struct usbtest_dev *dev, int pipe, int size, int async)
 {
        struct urb              *urb;
        struct completion       completion;
        int                     retval = 0;
 
-       init_completion (&completion);
-       urb = simple_alloc_urb (testdev_to_usbdev (dev), pipe, size);
+       init_completion(&completion);
+       urb = simple_alloc_urb(testdev_to_usbdev(dev), pipe, size);
        if (!urb)
                return -ENOMEM;
        urb->context = &completion;
@@ -1061,7 +1068,8 @@ static int unlink1 (struct usbtest_dev *dev, int pipe, int size, int async)
         * FIXME want additional tests for when endpoint is STALLing
         * due to errors, or is just NAKing requests.
         */
-       if ((retval = usb_submit_urb (urb, GFP_KERNEL)) != 0) {
+       retval = usb_submit_urb(urb, GFP_KERNEL);
+       if (retval != 0) {
                dev_err(&dev->intf->dev, "submit fail %d\n", retval);
                return retval;
        }
@@ -1069,7 +1077,7 @@ static int unlink1 (struct usbtest_dev *dev, int pipe, int size, int async)
        /* unlinking that should always work.  variable delay tests more
         * hcd states and code paths, even with little other system load.
         */
-       msleep (jiffies % (2 * INTERRUPT_RATE));
+       msleep(jiffies % (2 * INTERRUPT_RATE));
        if (async) {
                while (!completion_done(&completion)) {
                        retval = usb_unlink_urb(urb);
@@ -1098,11 +1106,11 @@ static int unlink1 (struct usbtest_dev *dev, int pipe, int size, int async)
                        break;
                }
        } else
-               usb_kill_urb (urb);
+               usb_kill_urb(urb);
 
-       wait_for_completion (&completion);
+       wait_for_completion(&completion);
        retval = urb->status;
-       simple_free_urb (urb);
+       simple_free_urb(urb);
 
        if (async)
                return (retval == -ECONNRESET) ? 0 : retval - 1000;
@@ -1111,14 +1119,14 @@ static int unlink1 (struct usbtest_dev *dev, int pipe, int size, int async)
                                0 : retval - 2000;
 }
 
-static int unlink_simple (struct usbtest_dev *dev, int pipe, int len)
+static int unlink_simple(struct usbtest_dev *dev, int pipe, int len)
 {
        int                     retval = 0;
 
        /* test sync and async paths */
-       retval = unlink1 (dev, pipe, len, 1);
+       retval = unlink1(dev, pipe, len, 1);
        if (!retval)
-               retval = unlink1 (dev, pipe, len, 0);
+               retval = unlink1(dev, pipe, len, 0);
        return retval;
 }
 
@@ -1130,7 +1138,7 @@ static int verify_not_halted(struct usbtest_dev *tdev, int ep, struct urb *urb)
        u16     status;
 
        /* shouldn't look or act halted */
-       retval = usb_get_status (urb->dev, USB_RECIP_ENDPOINT, ep, &status);
+       retval = usb_get_status(urb->dev, USB_RECIP_ENDPOINT, ep, &status);
        if (retval < 0) {
                ERROR(tdev, "ep %02x couldn't get no-halt status, %d\n",
                                ep, retval);
@@ -1152,7 +1160,7 @@ static int verify_halted(struct usbtest_dev *tdev, int ep, struct urb *urb)
        u16     status;
 
        /* should look and act halted */
-       retval = usb_get_status (urb->dev, USB_RECIP_ENDPOINT, ep, &status);
+       retval = usb_get_status(urb->dev, USB_RECIP_ENDPOINT, ep, &status);
        if (retval < 0) {
                ERROR(tdev, "ep %02x couldn't get halt status, %d\n",
                                ep, retval);
@@ -1182,7 +1190,7 @@ static int test_halt(struct usbtest_dev *tdev, int ep, struct urb *urb)
                return retval;
 
        /* set halt (protocol test only), verify it worked */
-       retval = usb_control_msg (urb->dev, usb_sndctrlpipe (urb->dev, 0),
+       retval = usb_control_msg(urb->dev, usb_sndctrlpipe(urb->dev, 0),
                        USB_REQ_SET_FEATURE, USB_RECIP_ENDPOINT,
                        USB_ENDPOINT_HALT, ep,
                        NULL, 0, USB_CTRL_SET_TIMEOUT);
@@ -1195,7 +1203,7 @@ static int test_halt(struct usbtest_dev *tdev, int ep, struct urb *urb)
                return retval;
 
        /* clear halt (tests API + protocol), verify it worked */
-       retval = usb_clear_halt (urb->dev, urb->pipe);
+       retval = usb_clear_halt(urb->dev, urb->pipe);
        if (retval < 0) {
                ERROR(tdev, "ep %02x couldn't clear halt, %d\n", ep, retval);
                return retval;
@@ -1209,18 +1217,18 @@ static int test_halt(struct usbtest_dev *tdev, int ep, struct urb *urb)
        return 0;
 }
 
-static int halt_simple (struct usbtest_dev *dev)
+static int halt_simple(struct usbtest_dev *dev)
 {
        int             ep;
        int             retval = 0;
        struct urb      *urb;
 
-       urb = simple_alloc_urb (testdev_to_usbdev (dev), 0, 512);
+       urb = simple_alloc_urb(testdev_to_usbdev(dev), 0, 512);
        if (urb == NULL)
                return -ENOMEM;
 
        if (dev->in_pipe) {
-               ep = usb_pipeendpoint (dev->in_pipe) | USB_DIR_IN;
+               ep = usb_pipeendpoint(dev->in_pipe) | USB_DIR_IN;
                urb->pipe = dev->in_pipe;
                retval = test_halt(dev, ep, urb);
                if (retval < 0)
@@ -1228,12 +1236,12 @@ static int halt_simple (struct usbtest_dev *dev)
        }
 
        if (dev->out_pipe) {
-               ep = usb_pipeendpoint (dev->out_pipe);
+               ep = usb_pipeendpoint(dev->out_pipe);
                urb->pipe = dev->out_pipe;
                retval = test_halt(dev, ep, urb);
        }
 done:
-       simple_free_urb (urb);
+       simple_free_urb(urb);
        return retval;
 }
 
@@ -1247,7 +1255,7 @@ done:
  * need to be able to handle more than one OUT data packet.  We'll
  * try whatever we're told to try.
  */
-static int ctrl_out (struct usbtest_dev *dev,
+static int ctrl_out(struct usbtest_dev *dev,
                unsigned count, unsigned length, unsigned vary)
 {
        unsigned                i, j, len;
@@ -1263,7 +1271,7 @@ static int ctrl_out (struct usbtest_dev *dev,
        if (!buf)
                return -ENOMEM;
 
-       udev = testdev_to_usbdev (dev);
+       udev = testdev_to_usbdev(dev);
        len = length;
        retval = 0;
 
@@ -1273,8 +1281,8 @@ static int ctrl_out (struct usbtest_dev *dev,
        for (i = 0; i < count; i++) {
                /* write patterned data */
                for (j = 0; j < len; j++)
-                       buf [j] = i + j;
-               retval = usb_control_msg (udev, usb_sndctrlpipe (udev,0),
+                       buf[j] = i + j;
+               retval = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
                                0x5b, USB_DIR_OUT|USB_TYPE_VENDOR,
                                0, 0, buf, len, USB_CTRL_SET_TIMEOUT);
                if (retval != len) {
@@ -1288,7 +1296,7 @@ static int ctrl_out (struct usbtest_dev *dev,
                }
 
                /* read it back -- assuming nothing intervened!!  */
-               retval = usb_control_msg (udev, usb_rcvctrlpipe (udev,0),
+               retval = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
                                0x5c, USB_DIR_IN|USB_TYPE_VENDOR,
                                0, 0, buf, len, USB_CTRL_GET_TIMEOUT);
                if (retval != len) {
@@ -1303,9 +1311,9 @@ static int ctrl_out (struct usbtest_dev *dev,
 
                /* fail if we can't verify */
                for (j = 0; j < len; j++) {
-                       if (buf [j] != (u8) (i + j)) {
+                       if (buf[j] != (u8) (i + j)) {
                                ERROR(dev, "ctrl_out, byte %d is %d not %d\n",
-                                       j, buf [j], (u8) i + j);
+                                       j, buf[j], (u8) i + j);
                                retval = -EBADMSG;
                                break;
                        }
@@ -1326,10 +1334,10 @@ static int ctrl_out (struct usbtest_dev *dev,
        }
 
        if (retval < 0)
-               ERROR (dev, "ctrl_out %s failed, code %d, count %d\n",
+               ERROR(dev, "ctrl_out %s failed, code %d, count %d\n",
                        what, retval, i);
 
-       kfree (buf);
+       kfree(buf);
        return retval;
 }
 
@@ -1351,7 +1359,7 @@ struct iso_context {
        struct usbtest_dev      *dev;
 };
 
-static void iso_callback (struct urb *urb)
+static void iso_callback(struct urb *urb)
 {
        struct iso_context      *ctx = urb->context;
 
@@ -1366,7 +1374,7 @@ static void iso_callback (struct urb *urb)
 
        if (urb->status == 0 && ctx->count > (ctx->pending - 1)
                        && !ctx->submit_error) {
-               int status = usb_submit_urb (urb, GFP_ATOMIC);
+               int status = usb_submit_urb(urb, GFP_ATOMIC);
                switch (status) {
                case 0:
                        goto done;
@@ -1388,13 +1396,13 @@ static void iso_callback (struct urb *urb)
                        dev_err(&ctx->dev->intf->dev,
                                "iso test, %lu errors out of %lu\n",
                                ctx->errors, ctx->packet_count);
-               complete (&ctx->done);
+               complete(&ctx->done);
        }
 done:
        spin_unlock(&ctx->lock);
 }
 
-static struct urb *iso_alloc_urb (
+static struct urb *iso_alloc_urb(
        struct usb_device       *udev,
        int                     pipe,
        struct usb_endpoint_descriptor  *desc,
@@ -1410,7 +1418,7 @@ static struct urb *iso_alloc_urb (
        maxp *= 1 + (0x3 & (le16_to_cpu(desc->wMaxPacketSize) >> 11));
        packets = DIV_ROUND_UP(bytes, maxp);
 
-       urb = usb_alloc_urb (packets, GFP_KERNEL);
+       urb = usb_alloc_urb(packets, GFP_KERNEL);
        if (!urb)
                return urb;
        urb->dev = udev;
@@ -1418,30 +1426,30 @@ static struct urb *iso_alloc_urb (
 
        urb->number_of_packets = packets;
        urb->transfer_buffer_length = bytes;
-       urb->transfer_buffer = usb_alloc_coherent (udev, bytes, GFP_KERNEL,
+       urb->transfer_buffer = usb_alloc_coherent(udev, bytes, GFP_KERNEL,
                        &urb->transfer_dma);
        if (!urb->transfer_buffer) {
-               usb_free_urb (urb);
+               usb_free_urb(urb);
                return NULL;
        }
-       memset (urb->transfer_buffer, 0, bytes);
+       memset(urb->transfer_buffer, 0, bytes);
        for (i = 0; i < packets; i++) {
                /* here, only the last packet will be short */
-               urb->iso_frame_desc[i].length = min ((unsigned) bytes, maxp);
+               urb->iso_frame_desc[i].length = min((unsigned) bytes, maxp);
                bytes -= urb->iso_frame_desc[i].length;
 
                urb->iso_frame_desc[i].offset = maxp * i;
        }
 
        urb->complete = iso_callback;
-       // urb->context = SET BY CALLER
+       /* urb->context = SET BY CALLER */
        urb->interval = 1 << (desc->bInterval - 1);
        urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
        return urb;
 }
 
 static int
-test_iso_queue (struct usbtest_dev *dev, struct usbtest_param *param,
+test_iso_queue(struct usbtest_dev *dev, struct usbtest_param *param,
                int pipe, struct usb_endpoint_descriptor *desc)
 {
        struct iso_context      context;
@@ -1457,11 +1465,11 @@ test_iso_queue (struct usbtest_dev *dev, struct usbtest_param *param,
        memset(&context, 0, sizeof context);
        context.count = param->iterations * param->sglen;
        context.dev = dev;
-       init_completion (&context.done);
-       spin_lock_init (&context.lock);
+       init_completion(&context.done);
+       spin_lock_init(&context.lock);
 
-       memset (urbs, 0, sizeof urbs);
-       udev = testdev_to_usbdev (dev);
+       memset(urbs, 0, sizeof urbs);
+       udev = testdev_to_usbdev(dev);
        dev_info(&dev->intf->dev,
                "... iso period %d %sframes, wMaxPacket %04x\n",
                1 << (desc->bInterval - 1),
@@ -1469,14 +1477,14 @@ test_iso_queue (struct usbtest_dev *dev, struct usbtest_param *param,
                le16_to_cpu(desc->wMaxPacketSize));
 
        for (i = 0; i < param->sglen; i++) {
-               urbs [i] = iso_alloc_urb (udev, pipe, desc,
+               urbs[i] = iso_alloc_urb(udev, pipe, desc,
                                param->length);
-               if (!urbs [i]) {
+               if (!urbs[i]) {
                        status = -ENOMEM;
                        goto fail;
                }
                packets += urbs[i]->number_of_packets;
-               urbs [i]->context = &context;
+               urbs[i]->context = &context;
        }
        packets *= param->iterations;
        dev_info(&dev->intf->dev,
@@ -1485,27 +1493,27 @@ test_iso_queue (struct usbtest_dev *dev, struct usbtest_param *param,
                        / ((udev->speed == USB_SPEED_HIGH) ? 8 : 1),
                packets);
 
-       spin_lock_irq (&context.lock);
+       spin_lock_irq(&context.lock);
        for (i = 0; i < param->sglen; i++) {
                ++context.pending;
-               status = usb_submit_urb (urbs [i], GFP_ATOMIC);
+               status = usb_submit_urb(urbs[i], GFP_ATOMIC);
                if (status < 0) {
-                       ERROR (dev, "submit iso[%d], error %d\n", i, status);
+                       ERROR(dev, "submit iso[%d], error %d\n", i, status);
                        if (i == 0) {
-                               spin_unlock_irq (&context.lock);
+                               spin_unlock_irq(&context.lock);
                                goto fail;
                        }
 
-                       simple_free_urb (urbs [i]);
+                       simple_free_urb(urbs[i]);
                        urbs[i] = NULL;
                        context.pending--;
                        context.submit_error = 1;
                        break;
                }
        }
-       spin_unlock_irq (&context.lock);
+       spin_unlock_irq(&context.lock);
 
-       wait_for_completion (&context.done);
+       wait_for_completion(&context.done);
 
        for (i = 0; i < param->sglen; i++) {
                if (urbs[i])
@@ -1526,8 +1534,8 @@ test_iso_queue (struct usbtest_dev *dev, struct usbtest_param *param,
 
 fail:
        for (i = 0; i < param->sglen; i++) {
-               if (urbs [i])
-                       simple_free_urb (urbs [i]);
+               if (urbs[i])
+                       simple_free_urb(urbs[i]);
        }
        return status;
 }
@@ -1557,10 +1565,10 @@ fail:
 
 /* No BKL needed */
 static int
-usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
+usbtest_ioctl(struct usb_interface *intf, unsigned int code, void *buf)
 {
-       struct usbtest_dev      *dev = usb_get_intfdata (intf);
-       struct usb_device       *udev = testdev_to_usbdev (dev);
+       struct usbtest_dev      *dev = usb_get_intfdata(intf);
+       struct usb_device       *udev = testdev_to_usbdev(dev);
        struct usbtest_param    *param = buf;
        int                     retval = -EOPNOTSUPP;
        struct urb              *urb;
@@ -1569,7 +1577,7 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
        struct timeval          start;
        unsigned                i;
 
-       // FIXME USBDEVFS_CONNECTINFO doesn't say how fast the device is.
+       /* FIXME USBDEVFS_CONNECTINFO doesn't say how fast the device is. */
 
        pattern = mod_pattern;
 
@@ -1595,9 +1603,9 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                        mutex_unlock(&dev->lock);
                        return -ENODEV;
                }
-               res = set_altsetting (dev, dev->info->alt);
+               res = set_altsetting(dev, dev->info->alt);
                if (res) {
-                       dev_err (&intf->dev,
+                       dev_err(&intf->dev,
                                        "set altsetting to %d failed, %d\n",
                                        dev->info->alt, res);
                        mutex_unlock(&dev->lock);
@@ -1614,7 +1622,7 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
         * FIXME add more tests!  cancel requests, verify the data, control
         * queueing, concurrent read+write threads, and so on.
         */
-       do_gettimeofday (&start);
+       do_gettimeofday(&start);
        switch (param->test_num) {
 
        case 0:
@@ -1629,14 +1637,14 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                dev_info(&intf->dev,
                                "TEST 1:  write %d bytes %u times\n",
                                param->length, param->iterations);
-               urb = simple_alloc_urb (udev, dev->out_pipe, param->length);
+               urb = simple_alloc_urb(udev, dev->out_pipe, param->length);
                if (!urb) {
                        retval = -ENOMEM;
                        break;
                }
-               // FIRMWARE:  bulk sink (maybe accepts short writes)
+               /* FIRMWARE:  bulk sink (maybe accepts short writes) */
                retval = simple_io(dev, urb, param->iterations, 0, 0, "test1");
-               simple_free_urb (urb);
+               simple_free_urb(urb);
                break;
        case 2:
                if (dev->in_pipe == 0)
@@ -1644,14 +1652,14 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                dev_info(&intf->dev,
                                "TEST 2:  read %d bytes %u times\n",
                                param->length, param->iterations);
-               urb = simple_alloc_urb (udev, dev->in_pipe, param->length);
+               urb = simple_alloc_urb(udev, dev->in_pipe, param->length);
                if (!urb) {
                        retval = -ENOMEM;
                        break;
                }
-               // FIRMWARE:  bulk source (maybe generates short writes)
+               /* FIRMWARE:  bulk source (maybe generates short writes) */
                retval = simple_io(dev, urb, param->iterations, 0, 0, "test2");
-               simple_free_urb (urb);
+               simple_free_urb(urb);
                break;
        case 3:
                if (dev->out_pipe == 0 || param->vary == 0)
@@ -1659,15 +1667,15 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                dev_info(&intf->dev,
                                "TEST 3:  write/%d 0..%d bytes %u times\n",
                                param->vary, param->length, param->iterations);
-               urb = simple_alloc_urb (udev, dev->out_pipe, param->length);
+               urb = simple_alloc_urb(udev, dev->out_pipe, param->length);
                if (!urb) {
                        retval = -ENOMEM;
                        break;
                }
-               // FIRMWARE:  bulk sink (maybe accepts short writes)
+               /* FIRMWARE:  bulk sink (maybe accepts short writes) */
                retval = simple_io(dev, urb, param->iterations, param->vary,
                                        0, "test3");
-               simple_free_urb (urb);
+               simple_free_urb(urb);
                break;
        case 4:
                if (dev->in_pipe == 0 || param->vary == 0)
@@ -1675,15 +1683,15 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                dev_info(&intf->dev,
                                "TEST 4:  read/%d 0..%d bytes %u times\n",
                                param->vary, param->length, param->iterations);
-               urb = simple_alloc_urb (udev, dev->in_pipe, param->length);
+               urb = simple_alloc_urb(udev, dev->in_pipe, param->length);
                if (!urb) {
                        retval = -ENOMEM;
                        break;
                }
-               // FIRMWARE:  bulk source (maybe generates short writes)
+               /* FIRMWARE:  bulk source (maybe generates short writes) */
                retval = simple_io(dev, urb, param->iterations, param->vary,
                                        0, "test4");
-               simple_free_urb (urb);
+               simple_free_urb(urb);
                break;
 
        /* Queued bulk I/O tests */
@@ -1694,15 +1702,15 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                        "TEST 5:  write %d sglists %d entries of %d bytes\n",
                                param->iterations,
                                param->sglen, param->length);
-               sg = alloc_sglist (param->sglen, param->length, 0);
+               sg = alloc_sglist(param->sglen, param->length, 0);
                if (!sg) {
                        retval = -ENOMEM;
                        break;
                }
-               // FIRMWARE:  bulk sink (maybe accepts short writes)
+               /* FIRMWARE:  bulk sink (maybe accepts short writes) */
                retval = perform_sglist(dev, param->iterations, dev->out_pipe,
                                &req, sg, param->sglen);
-               free_sglist (sg, param->sglen);
+               free_sglist(sg, param->sglen);
                break;
 
        case 6:
@@ -1712,15 +1720,15 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                        "TEST 6:  read %d sglists %d entries of %d bytes\n",
                                param->iterations,
                                param->sglen, param->length);
-               sg = alloc_sglist (param->sglen, param->length, 0);
+               sg = alloc_sglist(param->sglen, param->length, 0);
                if (!sg) {
                        retval = -ENOMEM;
                        break;
                }
-               // FIRMWARE:  bulk source (maybe generates short writes)
+               /* FIRMWARE:  bulk source (maybe generates short writes) */
                retval = perform_sglist(dev, param->iterations, dev->in_pipe,
                                &req, sg, param->sglen);
-               free_sglist (sg, param->sglen);
+               free_sglist(sg, param->sglen);
                break;
        case 7:
                if (dev->out_pipe == 0 || param->sglen == 0 || param->vary == 0)
@@ -1729,15 +1737,15 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                        "TEST 7:  write/%d %d sglists %d entries 0..%d bytes\n",
                                param->vary, param->iterations,
                                param->sglen, param->length);
-               sg = alloc_sglist (param->sglen, param->length, param->vary);
+               sg = alloc_sglist(param->sglen, param->length, param->vary);
                if (!sg) {
                        retval = -ENOMEM;
                        break;
                }
-               // FIRMWARE:  bulk sink (maybe accepts short writes)
+               /* FIRMWARE:  bulk sink (maybe accepts short writes) */
                retval = perform_sglist(dev, param->iterations, dev->out_pipe,
                                &req, sg, param->sglen);
-               free_sglist (sg, param->sglen);
+               free_sglist(sg, param->sglen);
                break;
        case 8:
                if (dev->in_pipe == 0 || param->sglen == 0 || param->vary == 0)
@@ -1746,15 +1754,15 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                        "TEST 8:  read/%d %d sglists %d entries 0..%d bytes\n",
                                param->vary, param->iterations,
                                param->sglen, param->length);
-               sg = alloc_sglist (param->sglen, param->length, param->vary);
+               sg = alloc_sglist(param->sglen, param->length, param->vary);
                if (!sg) {
                        retval = -ENOMEM;
                        break;
                }
-               // FIRMWARE:  bulk source (maybe generates short writes)
+               /* FIRMWARE:  bulk source (maybe generates short writes) */
                retval = perform_sglist(dev, param->iterations, dev->in_pipe,
                                &req, sg, param->sglen);
-               free_sglist (sg, param->sglen);
+               free_sglist(sg, param->sglen);
                break;
 
        /* non-queued sanity tests for control (chapter 9 subset) */
@@ -1764,7 +1772,7 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                        "TEST 9:  ch9 (subset) control tests, %d times\n",
                                param->iterations);
                for (i = param->iterations; retval == 0 && i--; /* NOP */)
-                       retval = ch9_postconfig (dev);
+                       retval = ch9_postconfig(dev);
                if (retval)
                        dev_err(&intf->dev, "ch9 subset failed, "
                                        "iterations left %d\n", i);
@@ -1779,7 +1787,7 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                                "TEST 10:  queue %d control calls, %d times\n",
                                param->sglen,
                                param->iterations);
-               retval = test_ctrl_queue (dev, param);
+               retval = test_ctrl_queue(dev, param);
                break;
 
        /* simple non-queued unlinks (ring with one urb) */
@@ -1790,7 +1798,7 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                dev_info(&intf->dev, "TEST 11:  unlink %d reads of %d\n",
                                param->iterations, param->length);
                for (i = param->iterations; retval == 0 && i--; /* NOP */)
-                       retval = unlink_simple (dev, dev->in_pipe,
+                       retval = unlink_simple(dev, dev->in_pipe,
                                                param->length);
                if (retval)
                        dev_err(&intf->dev, "unlink reads failed %d, "
@@ -1803,7 +1811,7 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                dev_info(&intf->dev, "TEST 12:  unlink %d writes of %d\n",
                                param->iterations, param->length);
                for (i = param->iterations; retval == 0 && i--; /* NOP */)
-                       retval = unlink_simple (dev, dev->out_pipe,
+                       retval = unlink_simple(dev, dev->out_pipe,
                                                param->length);
                if (retval)
                        dev_err(&intf->dev, "unlink writes failed %d, "
@@ -1818,7 +1826,7 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                dev_info(&intf->dev, "TEST 13:  set/clear %d halts\n",
                                param->iterations);
                for (i = param->iterations; retval == 0 && i--; /* NOP */)
-                       retval = halt_simple (dev);
+                       retval = halt_simple(dev);
 
                if (retval)
                        ERROR(dev, "halts failed, iterations left %d\n", i);
@@ -1844,8 +1852,8 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                        "TEST 15:  write %d iso, %d entries of %d bytes\n",
                                param->iterations,
                                param->sglen, param->length);
-               // FIRMWARE:  iso sink
-               retval = test_iso_queue (dev, param,
+               /* FIRMWARE:  iso sink */
+               retval = test_iso_queue(dev, param,
                                dev->out_iso_pipe, dev->iso_out);
                break;
 
@@ -1857,17 +1865,17 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
                        "TEST 16:  read %d iso, %d entries of %d bytes\n",
                                param->iterations,
                                param->sglen, param->length);
-               // FIRMWARE:  iso source
-               retval = test_iso_queue (dev, param,
+               /* FIRMWARE:  iso source */
+               retval = test_iso_queue(dev, param,
                                dev->in_iso_pipe, dev->iso_in);
                break;
 
-       // FIXME unlink from queue (ring with N urbs)
+       /* FIXME unlink from queue (ring with N urbs) */
 
-       // FIXME scatterlist cancel (needs helper thread)
+       /* FIXME scatterlist cancel (needs helper thread) */
 
        }
-       do_gettimeofday (&param->duration);
+       do_gettimeofday(&param->duration);
        param->duration.tv_sec -= start.tv_sec;
        param->duration.tv_usec -= start.tv_usec;
        if (param->duration.tv_usec < 0) {
@@ -1880,22 +1888,22 @@ usbtest_ioctl (struct usb_interface *intf, unsigned int code, void *buf)
 
 /*-------------------------------------------------------------------------*/
 
-static unsigned force_interrupt = 0;
-module_param (force_interrupt, uint, 0);
-MODULE_PARM_DESC (force_interrupt, "0 = test default; else interrupt");
+static unsigned force_interrupt;
+module_param(force_interrupt, uint, 0);
+MODULE_PARM_DESC(force_interrupt, "0 = test default; else interrupt");
 
 #ifdef GENERIC
 static unsigned short vendor;
 module_param(vendor, ushort, 0);
-MODULE_PARM_DESC (vendor, "vendor code (from usb-if)");
+MODULE_PARM_DESC(vendor, "vendor code (from usb-if)");
 
 static unsigned short product;
 module_param(product, ushort, 0);
-MODULE_PARM_DESC (product, "product code (from vendor)");
+MODULE_PARM_DESC(product, "product code (from vendor)");
 #endif
 
 static int
-usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
+usbtest_probe(struct usb_interface *intf, const struct usb_device_id *id)
 {
        struct usb_device       *udev;
        struct usbtest_dev      *dev;
@@ -1903,7 +1911,7 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
        char                    *rtest, *wtest;
        char                    *irtest, *iwtest;
 
-       udev = interface_to_usbdev (intf);
+       udev = interface_to_usbdev(intf);
 
 #ifdef GENERIC
        /* specify devices by module parameters? */
@@ -1930,8 +1938,9 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
        dev->intf = intf;
 
        /* cacheline-aligned scratch for i/o */
-       if ((dev->buf = kmalloc (TBUF_SIZE, GFP_KERNEL)) == NULL) {
-               kfree (dev);
+       dev->buf = kmalloc(TBUF_SIZE, GFP_KERNEL);
+       if (dev->buf == NULL) {
+               kfree(dev);
                return -ENOMEM;
        }
 
@@ -1943,18 +1952,18 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
        irtest = iwtest = "";
        if (force_interrupt || udev->speed == USB_SPEED_LOW) {
                if (info->ep_in) {
-                       dev->in_pipe = usb_rcvintpipe (udev, info->ep_in);
+                       dev->in_pipe = usb_rcvintpipe(udev, info->ep_in);
                        rtest = " intr-in";
                }
                if (info->ep_out) {
-                       dev->out_pipe = usb_sndintpipe (udev, info->ep_out);
+                       dev->out_pipe = usb_sndintpipe(udev, info->ep_out);
                        wtest = " intr-out";
                }
        } else {
                if (info->autoconf) {
                        int status;
 
-                       status = get_endpoints (dev, intf);
+                       status = get_endpoints(dev, intf);
                        if (status < 0) {
                                WARNING(dev, "couldn't get endpoints, %d\n",
                                                status);
@@ -1963,10 +1972,10 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
                        /* may find bulk or ISO pipes */
                } else {
                        if (info->ep_in)
-                               dev->in_pipe = usb_rcvbulkpipe (udev,
+                               dev->in_pipe = usb_rcvbulkpipe(udev,
                                                        info->ep_in);
                        if (info->ep_out)
-                               dev->out_pipe = usb_sndbulkpipe (udev,
+                               dev->out_pipe = usb_sndbulkpipe(udev,
                                                        info->ep_out);
                }
                if (dev->in_pipe)
@@ -1979,15 +1988,23 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
                        iwtest = " iso-out";
        }
 
-       usb_set_intfdata (intf, dev);
-       dev_info (&intf->dev, "%s\n", info->name);
-       dev_info (&intf->dev, "%s speed {control%s%s%s%s%s} tests%s\n",
+       usb_set_intfdata(intf, dev);
+       dev_info(&intf->dev, "%s\n", info->name);
+       dev_info(&intf->dev, "%s speed {control%s%s%s%s%s} tests%s\n",
                        ({ char *tmp;
                        switch (udev->speed) {
-                       case USB_SPEED_LOW: tmp = "low"; break;
-                       case USB_SPEED_FULL: tmp = "full"; break;
-                       case USB_SPEED_HIGH: tmp = "high"; break;
-                       default: tmp = "unknown"; break;
+                       case USB_SPEED_LOW:
+                               tmp = "low";
+                               break;
+                       case USB_SPEED_FULL:
+                               tmp = "full";
+                               break;
+                       case USB_SPEED_HIGH:
+                               tmp = "high";
+                               break;
+                       default:
+                               tmp = "unknown";
+                               break;
                        }; tmp; }),
                        info->ctrl_out ? " in/out" : "",
                        rtest, wtest,
@@ -1996,24 +2013,24 @@ usbtest_probe (struct usb_interface *intf, const struct usb_device_id *id)
        return 0;
 }
 
-static int usbtest_suspend (struct usb_interface *intf, pm_message_t message)
+static int usbtest_suspend(struct usb_interface *intf, pm_message_t message)
 {
        return 0;
 }
 
-static int usbtest_resume (struct usb_interface *intf)
+static int usbtest_resume(struct usb_interface *intf)
 {
        return 0;
 }
 
 
-static void usbtest_disconnect (struct usb_interface *intf)
+static void usbtest_disconnect(struct usb_interface *intf)
 {
-       struct usbtest_dev      *dev = usb_get_intfdata (intf);
+       struct usbtest_dev      *dev = usb_get_intfdata(intf);
 
-       usb_set_intfdata (intf, NULL);
-       dev_dbg (&intf->dev, "disconnect\n");
-       kfree (dev);
+       usb_set_intfdata(intf, NULL);
+       dev_dbg(&intf->dev, "disconnect\n");
+       kfree(dev);
 }
 
 /* Basic testing only needs a device that can source or sink bulk traffic.
@@ -2050,9 +2067,9 @@ static struct usbtest_info fw_info = {
        .ep_in          = 2,
        .ep_out         = 2,
        .alt            = 1,
-       .autoconf       = 1,            // iso and ctrl_out need autoconf
+       .autoconf       = 1,            /* iso and ctrl_out need autoconf */
        .ctrl_out       = 1,
-       .iso            = 1,            // iso_ep's are #8 in/out
+       .iso            = 1,            /* iso_ep's are #8 in/out */
 };
 
 /* peripheral running Linux and 'zero.c' test firmware, or
@@ -2109,56 +2126,56 @@ static const struct usb_device_id id_table[] = {
         */
 
        /* generic EZ-USB FX controller */
-       { USB_DEVICE (0x0547, 0x2235),
+       { USB_DEVICE(0x0547, 0x2235),
                .driver_info = (unsigned long) &ez1_info,
-               },
+       },
 
        /* CY3671 development board with EZ-USB FX */
-       { USB_DEVICE (0x0547, 0x0080),
+       { USB_DEVICE(0x0547, 0x0080),
                .driver_info = (unsigned long) &ez1_info,
-               },
+       },
 
        /* generic EZ-USB FX2 controller (or development board) */
-       { USB_DEVICE (0x04b4, 0x8613),
+       { USB_DEVICE(0x04b4, 0x8613),
                .driver_info = (unsigned long) &ez2_info,
-               },
+       },
 
        /* re-enumerated usb test device firmware */
-       { USB_DEVICE (0xfff0, 0xfff0),
+       { USB_DEVICE(0xfff0, 0xfff0),
                .driver_info = (unsigned long) &fw_info,
-               },
+       },
 
        /* "Gadget Zero" firmware runs under Linux */
-       { USB_DEVICE (0x0525, 0xa4a0),
+       { USB_DEVICE(0x0525, 0xa4a0),
                .driver_info = (unsigned long) &gz_info,
-               },
+       },
 
        /* so does a user-mode variant */
-       { USB_DEVICE (0x0525, 0xa4a4),
+       { USB_DEVICE(0x0525, 0xa4a4),
                .driver_info = (unsigned long) &um_info,
-               },
+       },
 
        /* ... and a user-mode variant that talks iso */
-       { USB_DEVICE (0x0525, 0xa4a3),
+       { USB_DEVICE(0x0525, 0xa4a3),
                .driver_info = (unsigned long) &um2_info,
-               },
+       },
 
 #ifdef KEYSPAN_19Qi
        /* Keyspan 19qi uses an21xx (original EZ-USB) */
-       // this does not coexist with the real Keyspan 19qi driver!
-       { USB_DEVICE (0x06cd, 0x010b),
+       /* this does not coexist with the real Keyspan 19qi driver! */
+       { USB_DEVICE(0x06cd, 0x010b),
                .driver_info = (unsigned long) &ez1_info,
-               },
+       },
 #endif
 
        /*-------------------------------------------------------------*/
 
 #ifdef IBOT2
        /* iBOT2 makes a nice source of high speed bulk-in data */
-       // this does not coexist with a real iBOT2 driver!
-       { USB_DEVICE (0x0b62, 0x0059),
+       /* this does not coexist with a real iBOT2 driver! */
+       { USB_DEVICE(0x0b62, 0x0059),
                .driver_info = (unsigned long) &ibot2_info,
-               },
+       },
 #endif
 
        /*-------------------------------------------------------------*/
@@ -2172,7 +2189,7 @@ static const struct usb_device_id id_table[] = {
 
        { }
 };
-MODULE_DEVICE_TABLE (usb, id_table);
+MODULE_DEVICE_TABLE(usb, id_table);
 
 static struct usb_driver usbtest_driver = {
        .name =         "usbtest",
@@ -2186,22 +2203,22 @@ static struct usb_driver usbtest_driver = {
 
 /*-------------------------------------------------------------------------*/
 
-static int __init usbtest_init (void)
+static int __init usbtest_init(void)
 {
 #ifdef GENERIC
        if (vendor)
                pr_debug("params: vend=0x%04x prod=0x%04x\n", vendor, product);
 #endif
-       return usb_register (&usbtest_driver);
+       return usb_register(&usbtest_driver);
 }
-module_init (usbtest_init);
+module_init(usbtest_init);
 
-static void __exit usbtest_exit (void)
+static void __exit usbtest_exit(void)
 {
-       usb_deregister (&usbtest_driver);
+       usb_deregister(&usbtest_driver);
 }
-module_exit (usbtest_exit);
+module_exit(usbtest_exit);
 
-MODULE_DESCRIPTION ("USB Core/HCD Testing Driver");
-MODULE_LICENSE ("GPL");
+MODULE_DESCRIPTION("USB Core/HCD Testing Driver");
+MODULE_LICENSE("GPL");