linux-kernel - [PATCH] ASoC: loongson: fix error release

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Message-Id: <20240903090620.6276-1-tangbin@cmss.chinamobile.com>
Date: Tue,  3 Sep 2024 17:06:20 +0800
From: tangbin <tangbin@...s.chinamobile.com>
To: lgirdwood@...il.com,
	broonie@...nel.org,
	perex@...ex.cz,
	tiwai@...e.com
Cc: linux-sound@...r.kernel.org,
	linux-kernel@...r.kernel.org,
	tangbin <tangbin@...s.chinamobile.com>
Subject: [PATCH] ASoC: loongson: fix error release

In function loongson_card_parse_of(), when get device_node
'codec' failed, the function of_node_put(codec) should not
be invoked, thus fix error release.

Fixes: d24028606e76 ("ASoC: loongson: Add Loongson ASoC Sound Card Support")
Signed-off-by: tangbin <tangbin@...s.chinamobile.com>
---
 sound/soc/loongson/loongson_card.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/loongson/loongson_card.c b/sound/soc/loongson/loongson_card.c
index fae5e9312..2c8dbdba2 100644
--- a/sound/soc/loongson/loongson_card.c
+++ b/sound/soc/loongson/loongson_card.c
@@ -127,8 +127,8 @@ static int loongson_card_parse_of(struct loongson_card_data *data)
 	codec = of_get_child_by_name(dev->of_node, "codec");
 	if (!codec) {
 		dev_err(dev, "audio-codec property missing or invalid\n");
-		ret = -EINVAL;
-		goto err;
+		of_node_put(cpu);
+		return -EINVAL;
 	}
 
 	for (i = 0; i < card->num_links; i++) {
-- 
2.33.0