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 <[email protected]> Signed-off-by: Mark Brown <[email protected]>
niw · May 2, 2019 · a2be42f · a2be42f
1 parent 51dd97d
commit a2be42f
Showing 1 changed file with 2 additions and 0 deletions.
diff --git 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);
 	}