20. 6. 15. 오후 2:49에 Navid Emamdoost 이(가) 쓴 글:
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
Changes in v2:
- reuse the unlock label and call pm_runtime_put_noidle
Picked it up.
Thanks, Inki Dae
drivers/gpu/drm/exynos/exynos_drm_mic.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
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);