From: Yang Yingliang <yangyingliang@huawei.com>
Date: Thu, 19 Aug 2021 13:24:16 +0000 (+0800)
Subject: iio: adc: rzg2l_adc: add missing clk_disable_unprepare() in rzg2l_adc_pm_runtime_resume()
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=fa002b364981b49d04e818abbc06fd47a5ec7b51;p=linux.git

iio: adc: rzg2l_adc: add missing clk_disable_unprepare() in rzg2l_adc_pm_runtime_resume()

Add clk_disable_unprepare() on error path in rzg2l_adc_pm_runtime_resume().

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Yang Yingliang <yangyingliang@huawei.com>
Reviewed-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Link: https://lore.kernel.org/r/20210819132416.175644-1-yangyingliang@huawei.com
Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
---

diff --git a/drivers/iio/adc/rzg2l_adc.c b/drivers/iio/adc/rzg2l_adc.c
index 868b183e75eaf..32fbf57c362fa 100644
--- a/drivers/iio/adc/rzg2l_adc.c
+++ b/drivers/iio/adc/rzg2l_adc.c
@@ -570,8 +570,10 @@ static int __maybe_unused rzg2l_adc_pm_runtime_resume(struct device *dev)
 		return ret;
 
 	ret = clk_prepare_enable(adc->adclk);
-	if (ret)
+	if (ret) {
+		clk_disable_unprepare(adc->pclk);
 		return ret;
+	}
 
 	rzg2l_adc_pwr(adc, true);