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rtc: rzn1: Check return value in rzn1_rtc_probe

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[ Upstream commit 9800f24f7b ]

The rzn1_rtc_probe() function utilizes devm_pm_runtime_enable()
but wasn't checking the return value. Fix it by adding missing
check.

Fixes: deeb4b5393 ("rtc: rzn1: Add new RTC driver")

Signed-off-by: Yushan Zhou <katrinzhou@tencent.com>
Reviewed-by: Miquel Raynal <miquel.raynal@bootlin.com>
Link: https://lore.kernel.org/r/20221107092544.3721053-1-zys.zljxml@gmail.com
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Yushan Zhou 2022-11-07 17:25:44 +08:00 committed by Greg Kroah-Hartman
parent 9f2a53f143
commit 6cb7ea1426
1 changed files with 3 additions and 1 deletions
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4
drivers/rtc/rtc-rzn1.c
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@ -355,7 +355,9 @@ static int rzn1_rtc_probe(struct platform_device *pdev)
set_bit(RTC_FEATURE_ALARM_RES_MINUTE, rtc->rtcdev->features);
clear_bit(RTC_FEATURE_UPDATE_INTERRUPT, rtc->rtcdev->features);
devm_pm_runtime_enable(&pdev->dev);
ret = devm_pm_runtime_enable(&pdev->dev);
if (ret < 0)
return ret;
ret = pm_runtime_resume_and_get(&pdev->dev);
if (ret < 0)
return ret;