Commits

Dmitry Torokhov committed b94badbb47c
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>