greybus: es2: No need to check before freeing an urb
commit1521eb6b6995dd8db57c96d36bc3c64b2a7da3b1
authorGreg Kroah-Hartman <gregkh@google.com>
Wed, 17 Aug 2016 14:44:11 +0000 (17 16:44 +0200)
committerGreg Kroah-Hartman <gregkh@google.com>
Fri, 2 Sep 2016 12:20:56 +0000 (2 14:20 +0200)
tree6f2a14abddaf698541ca5fc23c6613e04cb306ab
parentfc994f0f8363eb4c50361800c7d2217eb0306014
greybus: es2: No need to check before freeing an urb

usb_kill_urb() and usb_free_urb() can be called with NULL pointers, so
no need to check before calling them.

Reviewed-by: Johan Hovold <johan@hovoldconsulting.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>
drivers/staging/greybus/es2.c