linux-kernel - [PATCH] soc: mediatek: fix missing clk_disable_unprepare() on err in svs

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Date:   Tue, 21 Jun 2022 11:46:58 +0000
From:   Peng Wu <wupeng58@...wei.com>
To:     <matthias.bgg@...il.com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <linux-mediatek@...ts.infradead.org>,
        <linux-kernel@...r.kernel.org>, <liwei391@...wei.com>,
        <wupeng58@...wei.com>
Subject: [PATCH] soc: mediatek: fix missing clk_disable_unprepare() on err in svs_resume()

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

Signed-off-by: Peng Wu <wupeng58@...wei.com>
Reported-by: Hulk Robot <hulkci@...wei.com>
---
 drivers/soc/mediatek/mtk-svs.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/soc/mediatek/mtk-svs.c b/drivers/soc/mediatek/mtk-svs.c
index 606a00a2e57d..1b5c297aaec5 100644
--- a/drivers/soc/mediatek/mtk-svs.c
+++ b/drivers/soc/mediatek/mtk-svs.c
@@ -1525,6 +1525,7 @@ static int svs_resume(struct device *dev)
 
 	ret = reset_control_deassert(svsp->rst);
 	if (ret) {
+		clk_disable_unprepare(svsp->main_clk);
 		dev_err(svsp->dev, "cannot deassert reset %d\n", ret);
 		return ret;
 	}
-- 
2.17.1