[PATCH 5.17 0402/1126] ASoC: rockchip: i2s: Fix missing clk_disable_unprepare() in rockchip_i2s_probe

Greg Kroah-Hartman
2022-04-05T08:20:55Z

From: Miaoqian Lin <linmq006@gmail.com>

[ Upstream commit f725d20579807a68afbe5dba69e78b8fa05f5ef0 ]

Fix the missing clk_disable_unprepare() before return
from rockchip_i2s_probe() in the error handling case.

Fixes: 01605ad12875 ("ASoC: rockchip-i2s: enable "hclk" for rockchip I2S controller")
Signed-off-by: Miaoqian Lin <linmq006@gmail.com>
Link: https://lore.kernel.org/r/20220307083553.26009-1-linmq006@gmail.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
sound/soc/rockchip/rockchip_i2s.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)

diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c
index a6d7656c206e..4ce5d2579387 100644
--- a/sound/soc/rockchip/rockchip_i2s.c
+++ b/sound/soc/rockchip/rockchip_i2s.c
@@ -716,19 +716,23 @@ static int rockchip_i2s_probe(struct platform_device *pdev)
i2s->mclk = devm_clk_get(&pdev->dev, "i2s_clk");
if (IS_ERR(i2s->mclk)) {
dev_err(&pdev->dev, "Can't retrieve i2s master clock\n");
- return PTR_ERR(i2s->mclk);
+ ret = PTR_ERR(i2s->mclk);
+ goto err_clk;
}

regs = devm_platform_get_and_ioremap_resource(pdev, 0, &res);
- if (IS_ERR(regs))
- return PTR_ERR(regs);
+ if (IS_ERR(regs)) {
+ ret = PTR_ERR(regs);
+ goto err_clk;
+ }

i2s->regmap = devm_regmap_init_mmio(&pdev->dev, regs,
&rockchip_i2s_regmap_config);
if (IS_ERR(i2s->regmap)) {
dev_err(&pdev->dev,
"Failed to initialise managed register map\n");
- return PTR_ERR(i2s->regmap);
+ ret = PTR_ERR(i2s->regmap);
+ goto err_clk;
}

i2s->bclk_ratio = 64;
@@ -768,7 +772,8 @@ static int rockchip_i2s_probe(struct platform_device *pdev)
i2s_runtime_suspend(&pdev->dev);
err_pm_disable:
pm_runtime_disable(&pdev->dev);
-
+err_clk:
+ clk_disable_unprepare(i2s->hclk);
return ret;
}

--
2.34.1