ASoC: dapm: Check return value of snd_soc_cnew()
snd_soc_cnew() can return NULL, so we should check the result before trying to
use it.
Signed-off-by: Lars-Peter Clausen <lars@metafoo.de>
Signed-off-by: Mark Brown <broonie@linaro.org>
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index d74c356..b4fae87 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -671,8 +671,10 @@
kcontrol = snd_soc_cnew(&w->kcontrol_news[kci], NULL, name,
prefix);
- kcontrol->private_free = dapm_kcontrol_free;
kfree(long_name);
+ if (!kcontrol)
+ return -ENOMEM;
+ kcontrol->private_free = dapm_kcontrol_free;
ret = dapm_kcontrol_data_alloc(w, kcontrol);
if (ret) {
