[PATCH] ASoC: soc-jack: calling snd_soc_jack_report causes a null pointer access

From: mnlife mnlife@foxmail.com

When snd_soc_card_jack_new is not called or the call fails, calling this function causes a null pointer access

Signed-off-by: mnlife mnlife@foxmail.com --- sound/soc/soc-jack.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sound/soc/soc-jack.c b/sound/soc/soc-jack.c index 0f1820f36b4d..51b799ee98b7 100644 --- a/sound/soc/soc-jack.c +++ b/sound/soc/soc-jack.c @@ -44,7 +44,7 @@ void snd_soc_jack_report(struct snd_soc_jack *jack, int status, int mask) unsigned int sync = 0; int enable;

- if (!jack) + if (!jack || !jack->jack) return; trace_snd_soc_jack_report(jack, mask, status);