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| author | Qiushi Wu <wu000273@umn.edu> | 2020-06-14 06:10:58 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2020-10-29 11:07:14 +0300 |
| commit | 1674941303d341d53342c99992431de5ab6e4312 (patch) | |
| tree | 71f2ff89749fc6fdaa6aee666f7477d38fd8c05b | |
| parent | 9e701ac75c67700de7017da13d15db74431dc376 (diff) | |
| download | linux-1674941303d341d53342c99992431de5ab6e4312.tar.xz | |
media: exynos4-is: Fix a reference count leak due to pm_runtime_get_sync
[ Upstream commit c47f7c779ef0458a58583f00c9ed71b7f5a4d0a2 ]
On calling pm_runtime_get_sync() the reference count of the device
is incremented. In case of failure, decrement the
reference count before returning the error.
Signed-off-by: Qiushi Wu <wu000273@umn.edu>
Signed-off-by: Hans Verkuil <hverkuil-cisco@xs4all.nl>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>
Signed-off-by: Sasha Levin <sashal@kernel.org>
| -rw-r--r-- | drivers/media/platform/exynos4-is/media-dev.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index d313f9078e71..24fb0f4b95e1 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -479,8 +479,10 @@ static int fimc_md_register_sensor_entities(struct fimc_md *fmd) return -ENXIO; ret = pm_runtime_get_sync(fmd->pmf); - if (ret < 0) + if (ret < 0) { + pm_runtime_put(fmd->pmf); return ret; + } fmd->num_sensors = 0; |