From: Jaska Uimonen <jaska.uimonen@xxxxxxxxx> [ Upstream commit 2bdf194e2030fce4f2e91300817338353414ab3b ] When removing sof module the support_button_press function will oops because hp_jack pointer is not checked for NULL. So add a check to fix this. Signed-off-by: Jaska Uimonen <jaska.uimonen@xxxxxxxxx> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx> Link: https://lore.kernel.org/r/20190927201408.925-2-pierre-louis.bossart@xxxxxxxxxxxxxxx Signed-off-by: Mark Brown <broonie@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- sound/soc/codecs/rt5651.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/sound/soc/codecs/rt5651.c b/sound/soc/codecs/rt5651.c index 762595de956c1..c506c9305043e 100644 --- a/sound/soc/codecs/rt5651.c +++ b/sound/soc/codecs/rt5651.c @@ -1770,6 +1770,9 @@ static int rt5651_detect_headset(struct snd_soc_component *component) static bool rt5651_support_button_press(struct rt5651_priv *rt5651) { + if (!rt5651->hp_jack) + return false; + /* Button press support only works with internal jack-detection */ return (rt5651->hp_jack->status & SND_JACK_MICROPHONE) && rt5651->gpiod_hp_det == NULL; -- 2.20.1
