From 560c6b914c6ec7d9d9a69fddbb5bf3bf71433e8b Mon Sep 17 00:00:00 2001
From: Qinglang Miao <miaoqinglang@huawei.com>
Date: Tue, 3 Nov 2020 20:07:43 +0800
Subject: [PATCH] iio: adc: rockchip_saradc: fix missing clk_disable_unprepare() on error in rockchip_saradc_resume
Git-commit: 560c6b914c6ec7d9d9a69fddbb5bf3bf71433e8b
Patch-mainline: v5.11-rc1
References: git-fixes
Fix the missing clk_disable_unprepare() of info->pclk
before return from rockchip_saradc_resume in the error
handling case when fails to prepare and enable info->clk.
Suggested-by: Robin Murphy <robin.murphy@arm.com>
Fixes: 44d6f2ef94f9 ("iio: adc: add driver for Rockchip saradc")
Signed-off-by: Qinglang Miao <miaoqinglang@huawei.com>
Cc: <Stable@vger.kernel.org>
Link: https://lore.kernel.org/r/20201103120743.110662-1-miaoqinglang@huawei.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/iio/adc/rockchip_saradc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/iio/adc/rockchip_saradc.c b/drivers/iio/adc/rockchip_saradc.c
index 1f3d7d639d37..12584f1631d8 100644
--- a/drivers/iio/adc/rockchip_saradc.c
+++ b/drivers/iio/adc/rockchip_saradc.c
@@ -462,7 +462,7 @@ static int rockchip_saradc_resume(struct device *dev)
ret = clk_prepare_enable(info->clk);
if (ret)
- return ret;
+ clk_disable_unprepare(info->pclk);
return ret;
}
--
2.26.2