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@xxxxxxxxx>
> ---
> 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);
>
>
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