From: Mariusz Kozlowski - usb_kill_urb() cleanup Signed-off-by: Mariusz Kozlowski Signed-off-by: Andrew Morton --- drivers/usb/serial/visor.c | 3 +-- 1 files changed, 1 insertion(+), 2 deletions(-) diff -puN drivers/usb/serial/visor.c~usb-visor-kill-urb-cleanup drivers/usb/serial/visor.c --- a/drivers/usb/serial/visor.c~usb-visor-kill-urb-cleanup +++ a/drivers/usb/serial/visor.c @@ -348,8 +348,7 @@ static void visor_close (struct usb_seri /* shutdown our urbs */ usb_kill_urb(port->read_urb); - if (port->interrupt_in_urb) - usb_kill_urb(port->interrupt_in_urb); + usb_kill_urb(port->interrupt_in_urb); /* Try to send shutdown message, if the device is gone, this will just fail. */ transfer_buffer = kmalloc (0x12, GFP_KERNEL); _