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iio: adc: rockchip_saradc: fix missing clk_disable_unprepare() on error in rockchip_saradc_resume

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commit 560c6b914c6ec7d9d9a69fddbb5bf3bf71433e8b upstream.

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>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Qinglang Miao 2020-11-03 20:07:43 +08:00 committed by Greg Kroah-Hartman
parent 0fa2b43b0a
commit 860ab67cd8
1 changed files with 1 additions and 1 deletions
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2
drivers/iio/adc/rockchip_saradc.c
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@ -372,7 +372,7 @@ 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;
}