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authorJaska Uimonen <jaska.uimonen@intel.com>2019-09-27 15:14:05 -0500
committerMark Brown <broonie@kernel.org>2019-10-01 18:33:02 +0100
commit2bdf194e2030fce4f2e91300817338353414ab3b (patch)
tree0686e6a9f92d94a08170fdfa61206150ed702d3e /sound/soc/codecs/rt5651.c
parent6ba5041c23c1062d4e8287b2b76a1181538c6df1 (diff)
downloadlinux-2bdf194e2030fce4f2e91300817338353414ab3b.tar.bz2
ASoC: intel: bytcr_rt5651: add null check to support_button_press
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@intel.com> Signed-off-by: Pierre-Louis Bossart <pierre-louis.bossart@linux.intel.com> Link: https://lore.kernel.org/r/20190927201408.925-2-pierre-louis.bossart@linux.intel.com Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'sound/soc/codecs/rt5651.c')
-rw-r--r--sound/soc/codecs/rt5651.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/sound/soc/codecs/rt5651.c b/sound/soc/codecs/rt5651.c
index 762595de956c..c506c9305043 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;