Messages in this thread Patch in this message |  | | From | wu000273@umn ... | Subject | [PATCH] media: exynos4-is: Fix a reference count leak due to pm_runtime_get_sync | Date | Sat, 13 Jun 2020 22:10:58 -0500 |
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From: Qiushi Wu <wu000273@umn.edu>
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> --- drivers/media/platform/exynos4-is/media-dev.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/media/platform/exynos4-is/media-dev.c b/drivers/media/platform/exynos4-is/media-dev.c index 9aaf3b8060d5..cfb6891180b0 100644 --- a/drivers/media/platform/exynos4-is/media-dev.c +++ b/drivers/media/platform/exynos4-is/media-dev.c @@ -484,8 +484,10 @@ 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; -- 2.17.1
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