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drm/panfrost: Fix missing clk_disable_unprepare() on error in panfrost_clk_init() 

[ Upstream commit f42498705965bd4b026953c1892c686d8b1138e4 ]

Fix the missing clk_disable_unprepare() before return
from panfrost_clk_init() in the error handling case.

Fixes: b681af0bc1 ("drm: panfrost: add optional bus_clock")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Wei Yongjun <weiyongjun1@huawei.com>
Reviewed-by: Steven Price <steven.price@arm.com>
Signed-off-by: Steven Price <steven.price@arm.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20210608143856.4154766-1-weiyongjun1@huawei.com
Signed-off-by: Sasha Levin <sashal@kernel.org>
This commit is contained in:
Wei Yongjun 2021-06-08 14:38:56 +00:00 committed by Greg Kroah-Hartman
parent fc9cf22290
commit 43282ca83a
1 changed files with 2 additions and 1 deletions
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3
drivers/gpu/drm/panfrost/panfrost_device.c
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@ -59,7 +59,8 @@ static int panfrost_clk_init(struct panfrost_device *pfdev)
if (IS_ERR(pfdev->bus_clock)) {
dev_err(pfdev->dev, "get bus_clock failed %ld\n",
PTR_ERR(pfdev->bus_clock));
return PTR_ERR(pfdev->bus_clock);
err = PTR_ERR(pfdev->bus_clock);
goto disable_clock;
}
if (pfdev->bus_clock) {