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| author | Navid Emamdoost <navid.emamdoost@gmail.com> | 2020-06-15 00:49:28 -0500 |
|---|---|---|
| committer | Inki Dae <inki.dae@samsung.com> | 2020-06-29 09:38:41 +0900 |
| commit | d4f5a095daf0d25f0b385e1ef26338608433a4c5 (patch) | |
| tree | df4d2349f932d1976d9f03367c9a0853e0a07e8f /drivers/gpu | |
| parent | b9c633882de4601015625f9136f248e9abca8a7a (diff) | |
| download | linux-d4f5a095daf0d25f0b385e1ef26338608433a4c5.tar.bz2 | |
drm/exynos: fix ref count leak in mic_pre_enable
in mic_pre_enable, pm_runtime_get_sync is called which
increments the counter even in case of failure, leading to incorrect
ref count. In case of failure, decrement the ref count before returning.
Signed-off-by: Navid Emamdoost <navid.emamdoost@gmail.com>
Signed-off-by: Inki Dae <inki.dae@samsung.com>
Diffstat (limited to 'drivers/gpu')
| -rw-r--r-- | drivers/gpu/drm/exynos/exynos_drm_mic.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/drivers/gpu/drm/exynos/exynos_drm_mic.c b/drivers/gpu/drm/exynos/exynos_drm_mic.c index a86abc173605..3821ea76a703 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_mic.c +++ b/drivers/gpu/drm/exynos/exynos_drm_mic.c @@ -269,8 +269,10 @@ static void mic_pre_enable(struct drm_bridge *bridge) goto unlock; ret = pm_runtime_get_sync(mic->dev); - if (ret < 0) + if (ret < 0) { + pm_runtime_put_noidle(mic->dev); goto unlock; + } mic_set_path(mic, 1); |