[alsa-devel] [PATCH] ASoC: simple-card: Add a NULL pointer check in asoc_simple_card_dai_link_of

[Vishal Thanki]

Make sure devm_kzalloc() succeeds.

Signed-off-by: Vishal Thanki <vishalthanki at gmail.com>

diff --git a/sound/soc/generic/simple-card.c
b/sound/soc/generic/simple-card.c
index f7c6734..fb550b5 100644
--- a/sound/soc/generic/simple-card.c
+++ b/sound/soc/generic/simple-card.c
@@ -372,6 +372,11 @@ static int asoc_simple_card_dai_link_of(struct
device_node *node,
     strlen(dai_link->cpu_dai_name)   +
     strlen(dai_link->codec_dai_name) + 2,
     GFP_KERNEL);
+ if (!name) {
+ ret = -ENOMEM;
+ goto dai_link_of_err;
+ }
+
  sprintf(name, "%s-%s", dai_link->cpu_dai_name,
  dai_link->codec_dai_name);
  dai_link->name = dai_link->stream_name = name;
--