Author: Markus Elfring <elfring@users.sourceforge.net> The usb_put_dev() function tests whether its argument is NULL and then returns immediately. Thus the test around the call is not needed. This issue was detected by using the Coccinelle software. Signed-off-by: Markus Elfring Acked-by: Valentina Manea Signed-off-by: Greg Kroah-Hartman — drivers/usb/usbip/vhci_hcd.c | 9 +++—— 1 file changed, 3 insertions(+), 6 …