tree ab30562cdd55a5587bb596f23f443b3d8910a0e1
parent 988440e7e51c6f8061c98d03d618ba090e7b84ef
author Dmitry Torokhov <dtor@insightbb.com> 1154486014 -0400
committer Greg Kroah-Hartman <gregkh@suse.de> 1159383529 -0700

USB: Make usb_buffer_free() NULL-safe

kfree() handles NULL arguments which is handy in error handling paths as one
does need to  insert bunch of ifs. How about making usb_buffer_free() do the
same?

Signed-off-by: Dmitry Torokhov <dtor@mail.ru>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>