From: Yang Yingliang <yangyingliang@huawei.com>
To: <linux-kernel@vger.kernel.org>, <alsa-devel@alsa-project.org>
Cc: <broonie@kernel.org>
Subject: [PATCH -next] ASoC: rk3328: fix missing clk_disable_unprepare() on error in rk3328_platform_probe()
Date: Tue, 18 May 2021 15:58:47 +0800 [thread overview]
Message-ID: <20210518075847.1116983-1-yangyingliang@huawei.com> (raw)
Fix the missing clk_disable_unprepare() before return
from rk3328_platform_probe() in the error handling case.
Fixes: c32759035ad2 ("ASoC: rockchip: support ACODEC for rk3328")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
sound/soc/codecs/rk3328_codec.c | 28 ++++++++++++++++++++++------
1 file changed, 22 insertions(+), 6 deletions(-)
diff --git a/sound/soc/codecs/rk3328_codec.c b/sound/soc/codecs/rk3328_codec.c
index bfefefcc76d8..758d439e8c7a 100644
--- a/sound/soc/codecs/rk3328_codec.c
+++ b/sound/soc/codecs/rk3328_codec.c
@@ -474,7 +474,8 @@ static int rk3328_platform_probe(struct platform_device *pdev)
rk3328->pclk = devm_clk_get(&pdev->dev, "pclk");
if (IS_ERR(rk3328->pclk)) {
dev_err(&pdev->dev, "can't get acodec pclk\n");
- return PTR_ERR(rk3328->pclk);
+ ret = PTR_ERR(rk3328->pclk);
+ goto err_unprepare_mclk;
}
ret = clk_prepare_enable(rk3328->pclk);
@@ -484,19 +485,34 @@ static int rk3328_platform_probe(struct platform_device *pdev)
}
base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
+ if (IS_ERR(base)) {
+ ret = PTR_ERR(base);
+ goto err_unprepare_pclk;
+ }
rk3328->regmap = devm_regmap_init_mmio(&pdev->dev, base,
&rk3328_codec_regmap_config);
- if (IS_ERR(rk3328->regmap))
- return PTR_ERR(rk3328->regmap);
+ if (IS_ERR(rk3328->regmap)) {
+ ret = PTR_ERR(rk3328->regmap);
+ goto err_unprepare_pclk;
+ }
platform_set_drvdata(pdev, rk3328);
- return devm_snd_soc_register_component(&pdev->dev, &soc_codec_rk3328,
+ ret = devm_snd_soc_register_component(&pdev->dev, &soc_codec_rk3328,
rk3328_dai,
ARRAY_SIZE(rk3328_dai));
+ if (ret)
+ goto err_unprepare_pclk;
+
+ return 0;
+
+err_unprepare_pclk:
+ clk_disable_unprepare(rk3328->pclk);
+
+err_unprepare_mclk:
+ clk_disable_unprepare(rk3328->mclk);
+ return ret;
}
static const struct of_device_id rk3328_codec_of_match[] __maybe_unused = {
--
2.25.1
WARNING: multiple messages have this Message-ID (diff)
From: Yang Yingliang <yangyingliang@huawei.com>
To: <linux-kernel@vger.kernel.org>, <alsa-devel@alsa-project.org>
Cc: broonie@kernel.org
Subject: [PATCH -next] ASoC: rk3328: fix missing clk_disable_unprepare() on error in rk3328_platform_probe()
Date: Tue, 18 May 2021 15:58:47 +0800 [thread overview]
Message-ID: <20210518075847.1116983-1-yangyingliang@huawei.com> (raw)
Fix the missing clk_disable_unprepare() before return
from rk3328_platform_probe() in the error handling case.
Fixes: c32759035ad2 ("ASoC: rockchip: support ACODEC for rk3328")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
---
sound/soc/codecs/rk3328_codec.c | 28 ++++++++++++++++++++++------
1 file changed, 22 insertions(+), 6 deletions(-)
diff --git a/sound/soc/codecs/rk3328_codec.c b/sound/soc/codecs/rk3328_codec.c
index bfefefcc76d8..758d439e8c7a 100644
--- a/sound/soc/codecs/rk3328_codec.c
+++ b/sound/soc/codecs/rk3328_codec.c
@@ -474,7 +474,8 @@ static int rk3328_platform_probe(struct platform_device *pdev)
rk3328->pclk = devm_clk_get(&pdev->dev, "pclk");
if (IS_ERR(rk3328->pclk)) {
dev_err(&pdev->dev, "can't get acodec pclk\n");
- return PTR_ERR(rk3328->pclk);
+ ret = PTR_ERR(rk3328->pclk);
+ goto err_unprepare_mclk;
}
ret = clk_prepare_enable(rk3328->pclk);
@@ -484,19 +485,34 @@ static int rk3328_platform_probe(struct platform_device *pdev)
}
base = devm_platform_ioremap_resource(pdev, 0);
- if (IS_ERR(base))
- return PTR_ERR(base);
+ if (IS_ERR(base)) {
+ ret = PTR_ERR(base);
+ goto err_unprepare_pclk;
+ }
rk3328->regmap = devm_regmap_init_mmio(&pdev->dev, base,
&rk3328_codec_regmap_config);
- if (IS_ERR(rk3328->regmap))
- return PTR_ERR(rk3328->regmap);
+ if (IS_ERR(rk3328->regmap)) {
+ ret = PTR_ERR(rk3328->regmap);
+ goto err_unprepare_pclk;
+ }
platform_set_drvdata(pdev, rk3328);
- return devm_snd_soc_register_component(&pdev->dev, &soc_codec_rk3328,
+ ret = devm_snd_soc_register_component(&pdev->dev, &soc_codec_rk3328,
rk3328_dai,
ARRAY_SIZE(rk3328_dai));
+ if (ret)
+ goto err_unprepare_pclk;
+
+ return 0;
+
+err_unprepare_pclk:
+ clk_disable_unprepare(rk3328->pclk);
+
+err_unprepare_mclk:
+ clk_disable_unprepare(rk3328->mclk);
+ return ret;
}
static const struct of_device_id rk3328_codec_of_match[] __maybe_unused = {
--
2.25.1
next reply other threads:[~2021-05-18 7:56 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-18 7:58 Yang Yingliang [this message]
2021-05-18 7:58 ` [PATCH -next] ASoC: rk3328: fix missing clk_disable_unprepare() on error in rk3328_platform_probe() Yang Yingliang
2021-05-18 16:31 ` [PATCH] " Mark Brown
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