[PATCH] ASoC: audio-graph-card: Add of_node_put() in fail path

[Liang He]

In asoc_simple_parse_dai(), we should call of_node_put() for the
reference returned by of_graph_get_port_parent() in fail path.

Fixes: ae30a694da4c ("ASoC: simple-card-utils: add asoc_simple_card_parse_dai()")
Signed-off-by: Liang He <windhl at 126.com>
---
 sound/soc/generic/audio-graph-card.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/sound/soc/generic/audio-graph-card.c b/sound/soc/generic/audio-graph-card.c
index 2b598af8feef..b327372f2e4a 100644
--- a/sound/soc/generic/audio-graph-card.c
+++ b/sound/soc/generic/audio-graph-card.c
@@ -158,8 +158,10 @@ static int asoc_simple_parse_dai(struct device_node *ep,
 	 *    if he unbinded CPU or Codec.
 	 */
 	ret = snd_soc_get_dai_name(&args, &dlc->dai_name);
-	if (ret < 0)
+	if (ret < 0) {
+		of_node_put(node);
 		return ret;
+	}
 
 	dlc->of_node = node;
 
-- 
2.25.1