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drm/amdgpu: Check NULL pointer for job before reset job's ring 

job could be NULL when amdgpu_device_gpu_recover is called

Signed-off-by: Shaoyun Liu <Shaoyun.Liu@amd.com>
Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky@amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling@amd.com>
Acked-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Oded Gabbay <oded.gabbay@gmail.com>
This commit is contained in:
Shaoyun Liu 2018-07-11 22:33:00 -04:00 committed by Oded Gabbay
parent b5d21aac33
commit 67ccea6059
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
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@ -3325,7 +3325,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
if (job && job->base.sched == &ring->sched)
continue;
drm_sched_hw_job_reset(&ring->sched, &job->base);
drm_sched_hw_job_reset(&ring->sched, job ? &job->base : NULL);
/* after all hw jobs are reset, hw fence is meaningless, so force_completion */
amdgpu_fence_driver_force_completion(ring);