[PATCH] 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&gt;

--- &nbsp;sound/soc/soc-jack.c | 2 +- &nbsp;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) &nbsp;unsigned int sync = 0; &nbsp;int enable; &nbsp; -if (!jack) +if (!jack || !jack-&gt;jack) &nbsp;return; &nbsp;trace_snd_soc_jack_report(jack, mask, status); &nbsp;