[PATCH 1/2] drm/scheduler: always put last_sched fence in entity_fini

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Am 18.04.2018 um 10:45 schrieb Pixel Ding:
> Fix the potential memleak since scheduler main thread always
> hold one last_sched fence.
>
> Signed-off-by: Pixel Ding <Pixel.Ding at amd.com>

Reviewed-by: Christian König <christian.koenig at amd.com> for the whole 
series.

> ---
>   drivers/gpu/drm/scheduler/gpu_scheduler.c | 6 +++---
>   1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/gpu/drm/scheduler/gpu_scheduler.c b/drivers/gpu/drm/scheduler/gpu_scheduler.c
> index 44d21981bf3b..4968867da7a6 100644
> --- a/drivers/gpu/drm/scheduler/gpu_scheduler.c
> +++ b/drivers/gpu/drm/scheduler/gpu_scheduler.c
> @@ -276,10 +276,10 @@ void drm_sched_entity_cleanup(struct drm_gpu_scheduler *sched,
>   			else if (r)
>   				DRM_ERROR("fence add callback failed (%d)\n", r);
>   		}
> -
> -		dma_fence_put(entity->last_scheduled);
> -		entity->last_scheduled = NULL;
>   	}
> +
> +	dma_fence_put(entity->last_scheduled);
> +	entity->last_scheduled = NULL;
>   }
>   EXPORT_SYMBOL(drm_sched_entity_cleanup);
>   



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