linux-kernel - [PATCH] ASoC: SOF: topology: Fix missing error code in sof_route

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Date:   Fri, 12 May 2023 10:54:10 +0800
From:   Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
To:     pierre-louis.bossart@...ux.intel.com
Cc:     lgirdwood@...il.com, peter.ujfalusi@...ux.intel.com,
        yung-chuan.liao@...ux.intel.com, ranjani.sridharan@...ux.intel.com,
        kai.vehmanen@...ux.intel.com, daniel.baluta@....com,
        broonie@...nel.org, perex@...ex.cz, tiwai@...e.com,
        sound-open-firmware@...a-project.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org,
        Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>,
        Abaci Robot <abaci@...ux.alibaba.com>
Subject: [PATCH] ASoC: SOF: topology: Fix missing error code in sof_route_load()

The error code is missing in this code scenario, add the error code
'-EINVAL' to the return value 'err'.

sound/soc/sof/topology.c:2060 sof_route_load() warn: missing error code 'ret'.

Reported-by: Abaci Robot <abaci@...ux.alibaba.com>
Link: https://bugzilla.openanolis.cn/show_bug.cgi?id=4935
Signed-off-by: Jiapeng Chong <jiapeng.chong@...ux.alibaba.com>
---
 sound/soc/sof/topology.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/sound/soc/sof/topology.c b/sound/soc/sof/topology.c
index d3d536b0a8f5..3ca3a72f1805 100644
--- a/sound/soc/sof/topology.c
+++ b/sound/soc/sof/topology.c
@@ -2045,7 +2045,6 @@ static int sof_route_load(struct snd_soc_component *scomp, int index,
 	if (!source_swidget) {
 		dev_err(scomp->dev, "error: source %s not found\n",
 			route->source);
-		ret = -EINVAL;
 		goto err;
 	}
 
@@ -2064,7 +2063,6 @@ static int sof_route_load(struct snd_soc_component *scomp, int index,
 	if (!sink_swidget) {
 		dev_err(scomp->dev, "error: sink %s not found\n",
 			route->sink);
-		ret = -EINVAL;
 		goto err;
 	}
 
@@ -2087,6 +2085,8 @@ static int sof_route_load(struct snd_soc_component *scomp, int index,
 	return 0;
 err:
 	kfree(sroute);
+	ret = -EINVAL;
+
 	return ret;
 }
 
-- 
2.20.1.7.g153144c