Message ID | CAGjHXR2ExzMO3ntwzZy9QUhpuqe-VZAXOucNkXXZK+0XZcaQWQ@mail.gmail.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | ASoC: soc-jack: calling snd_soc_jack_report causes a null pointer access | expand |
On Wed, Jul 15, 2020 at 08:24:04AM +0800, mnlife qiao wrote: > When snd_soc_card_jack_new is not called or the call fails, > calling this function causes a null pointer access > --- 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; I'm afraid this still won't apply - there's a text/html version of the patch, in the text portion tabs have been converted into spaces and it appears some other issues that mean git am can't understand it.
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);
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(-)