tree 06914ffe07b6d06e8443b753485565e8b4cc93b2
parent 9214d1d80c19016172e685ce7bde0ea757c49097
author Greg Kroah-Hartman <gregkh@suse.de> 1208207849 -0700
committer Greg Kroah-Hartman <gregkh@suse.de> 1209096993 -0700

checkpatch: usb_free_urb() can take NULL

usb_free_urb() can take a NULL, so let's check and warn about that.

Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>