linux-kernel - [PATCH] ASoC: rockchip: pdm: Add missing clk_disable_unprepare() in rockchip_pdm_runtime

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Message-ID: <20221205032802.2422983-1-wangjingjin1@huawei.com>
Date:   Mon, 5 Dec 2022 11:28:02 +0800
From:   Wang Jingjin <wangjingjin1@...wei.com>
To:     <lgirdwood@...il.com>, <broonie@...nel.org>, <perex@...ex.cz>,
        <tiwai@...e.com>, <heiko@...ech.de>, <sugar.zhang@...k-chips.com>,
        <alsa-devel@...a-project.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        <linux-rockchip@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>
CC:     <wangjingjin1@...wei.com>
Subject: [PATCH] ASoC: rockchip: pdm: Add missing clk_disable_unprepare() in rockchip_pdm_runtime_resume()

The clk_disable_unprepare() should be called in the error handling of
rockchip_pdm_runtime_resume().

Fixes: fc05a5b22253 ("ASoC: rockchip: add support for pdm controller")
Signed-off-by: Wang Jingjin <wangjingjin1@...wei.com>
---
 sound/soc/rockchip/rockchip_pdm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/sound/soc/rockchip/rockchip_pdm.c b/sound/soc/rockchip/rockchip_pdm.c
index a7549f827235..5b1e47bdc376 100644
--- a/sound/soc/rockchip/rockchip_pdm.c
+++ b/sound/soc/rockchip/rockchip_pdm.c
@@ -431,6 +431,7 @@ static int rockchip_pdm_runtime_resume(struct device *dev)

 	ret = clk_prepare_enable(pdm->hclk);
 	if (ret) {
+		clk_disable_unprepare(pdm->clk);
 		dev_err(pdm->dev, "hclock enable failed %d\n", ret);
 		return ret;
 	}
--
2.25.1