From: Rahul Ruikar Date: Thu, 7 Oct 2010 04:10:45 +0000 (+0530) Subject: usb: gadget: dummy_hcd: Fix error path X-Git-Tag: Ubuntu-goldfish-3.4.0-4.27~5469^2~37 X-Git-Url: https://git.proxmox.com/?a=commitdiff_plain;h=75d87cdf3cefd2744fabd3f2a558c49cdf36238b;p=mirror_ubuntu-zesty-kernel.git usb: gadget: dummy_hcd: Fix error path In function dummy_udc_probe() call put_device() when device_register() fails. also usb_get_hcd() put before device_register() after review comment from Alan Stern. Signed-off-by: Rahul Ruikar Signed-off-by: Greg Kroah-Hartman --- diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c index 7bb9d78aac27..1d2a2abbfa80 100644 --- a/drivers/usb/gadget/dummy_hcd.c +++ b/drivers/usb/gadget/dummy_hcd.c @@ -874,6 +874,8 @@ static int dummy_udc_probe (struct platform_device *pdev) struct dummy *dum = the_controller; int rc; + usb_get_hcd(dummy_to_hcd(dum)); + dum->gadget.name = gadget_name; dum->gadget.ops = &dummy_ops; dum->gadget.is_dualspeed = 1; @@ -885,10 +887,10 @@ static int dummy_udc_probe (struct platform_device *pdev) dum->gadget.dev.parent = &pdev->dev; dum->gadget.dev.release = dummy_gadget_release; rc = device_register (&dum->gadget.dev); - if (rc < 0) + if (rc < 0) { + put_device(&dum->gadget.dev); return rc; - - usb_get_hcd (dummy_to_hcd (dum)); + } platform_set_drvdata (pdev, dum); rc = device_create_file (&dum->gadget.dev, &dev_attr_function);