Hi Uwe, On Thu, Nov 26, 2020 at 6:03 PM Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> wrote: > The remove callback is only called for devices that were probed > successfully before. As the matching probe function cannot complete > without error if dev->match_id != PS3_MATCH_ID_SOUND, we don't have to > check this here. > > Signed-off-by: Uwe Kleine-König <u.kleine-koenig@xxxxxxxxxxxxxx> Thanks for your patch! Reviewed-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx> Note that there are similar checks in snd_ps3_driver_probe(), which can be removed, too: if (WARN_ON(!firmware_has_feature(FW_FEATURE_PS3_LV1))) return -ENODEV; if (WARN_ON(dev->match_id != PS3_MATCH_ID_SOUND)) return -ENODEV; Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds