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rtc: pl031: fix resource leak in pl031_probe 

[ Upstream commit 1eab0fea25 ]

When devm_rtc_allocate_device is failed in pl031_probe, it should release
mem regions with device.

Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zheng Liang <zhengliang6@huawei.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Link: https://lore.kernel.org/r/20201112093139.32566-1-zhengliang6@huawei.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
5.4-rM2-2.2.x-imx-squashed
Zheng Liang 2020-11-12 17:31:39 +08:00 committed by Greg Kroah-Hartman
parent e2926630f6
commit a95049c514
1 changed files with 4 additions and 2 deletions
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6
drivers/rtc/rtc-pl031.c
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@ -379,8 +379,10 @@ static int pl031_probe(struct amba_device *adev, const struct amba_id *id)
device_init_wakeup(&adev->dev, true);
ldata->rtc = devm_rtc_allocate_device(&adev->dev);
if (IS_ERR(ldata->rtc))
return PTR_ERR(ldata->rtc);
if (IS_ERR(ldata->rtc)) {
ret = PTR_ERR(ldata->rtc);
goto out;
}
ldata->rtc->ops = ops;