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Subject[PATCH AUTOSEL 5.4 05/17] rtc: pl031: fix resource leak in pl031_probe
Date
From: Zheng Liang <zhengliang6@huawei.com>

[ Upstream commit 1eab0fea2514b269e384c117f5b5772b882761f0 ]

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>
---
drivers/rtc/rtc-pl031.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/drivers/rtc/rtc-pl031.c b/drivers/rtc/rtc-pl031.c
index 180caebbd3552..9566958476dfc 100644
--- a/drivers/rtc/rtc-pl031.c
+++ b/drivers/rtc/rtc-pl031.c
@@ -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;

--
2.27.0
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