From a2be42f18d409213bb7e7a736e3ef6ba005115bb Mon Sep 17 00:00:00 2001 From: Kangjie Lu Date: Thu, 14 Mar 2019 22:51:20 -0500 Subject: [PATCH] ASoC: cs43130: fix a NULL pointer dereference In case create_singlethread_workqueue fails, the fix returns -ENOMEM to avoid potential NULL pointer dereference. Signed-off-by: Kangjie Lu Signed-off-by: Mark Brown --- sound/soc/codecs/cs43130.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/sound/soc/codecs/cs43130.c b/sound/soc/codecs/cs43130.c index 3f7b255587e6..80d672710eae 100644 --- a/sound/soc/codecs/cs43130.c +++ b/sound/soc/codecs/cs43130.c @@ -2322,6 +2322,8 @@ static int cs43130_probe(struct snd_soc_component *component) return ret; cs43130->wq = create_singlethread_workqueue("cs43130_hp"); + if (!cs43130->wq) + return -ENOMEM; INIT_WORK(&cs43130->work, cs43130_imp_meas); } -- 2.39.5