usbip: tools: fix fd leakage in the function of read_attr_usbip_status

BugLink: https://bugs.launchpad.net/bugs/1854861
commit 26a4d4c00f85cb844dd11dd35e848b079c2f5e8f upstream.

We should close the fd before the return of read_attr_usbip_status.

Fixes: 3391ba0e2792 ("usbip: tools: Extract generic code to be shared with vudc backend")
Signed-off-by: Hewenliang <hewenliang4@huawei.com>
Cc: stable <stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20191025043515.20053-1-hewenliang4@huawei.com
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Connor Kuehl <connor.kuehl@canonical.com>
Signed-off-by: Kleber Sacilotto de Souza <kleber.souza@canonical.com>

diff --git a/tools/usb/usbip/libsrc/usbip_host_common.c b/tools/usb/usbip/libsrc/usbip_host_common.c
index 2813aa821c82402c4de10c66ee211a06f44b3957..d1d8ba2a4a40c71b2b39a7dc3c7572193e61f0c4 100644 (file)
--- a/tools/usb/usbip/libsrc/usbip_host_common.c
+++ b/tools/usb/usbip/libsrc/usbip_host_common.c
@@ -57,7 +57,7 @@ static int32_t read_attr_usbip_status(struct usbip_usb_device *udev)
        }
 
        value = atoi(status);
-
+       close(fd);
        return value;
 }