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Subject[PATCH 4.19 209/421] mtd: rawnand: marvell: add missing clk_disable_unprepare() on error in marvell_nfc_resume()
Date
From: Yang Yingliang <yangyingliang@huawei.com>

[ Upstream commit ae94c49527aa9bd3b563349adc4b5617747ca6bd ]

Add clk_disable_unprepare() on error path in marvell_nfc_resume().

Fixes: bd9c3f9b3c00 ("mtd: rawnand: marvell: add suspend and resume hooks")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/linux-mtd/20210601125814.3260364-1-yangyingliang@huawei.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
drivers/mtd/nand/raw/marvell_nand.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/mtd/nand/raw/marvell_nand.c b/drivers/mtd/nand/raw/marvell_nand.c
index 00b1adcfad86..07bd41dd4356 100644
--- a/drivers/mtd/nand/raw/marvell_nand.c
+++ b/drivers/mtd/nand/raw/marvell_nand.c
@@ -2880,8 +2880,10 @@ static int __maybe_unused marvell_nfc_resume(struct device *dev)
return ret;

ret = clk_prepare_enable(nfc->reg_clk);
- if (ret < 0)
+ if (ret < 0) {
+ clk_disable_unprepare(nfc->core_clk);
return ret;
+ }

/*
* Reset nfc->selected_chip so the next command will cause the timing
--
2.30.2


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