[PATCH 17/25] drm/amdgpu: Check NULL pointer for job before reset job's ring

[Felix Kuehling]

From: Shaoyun Liu <Shaoyun.Liu at amd.com>

job could be NULL when amdgpu_device_gpu_recover is called

Signed-off-by: Shaoyun Liu <Shaoyun.Liu at amd.com>
Reviewed-by: Andrey Grodzovsky <andrey.grodzovsky at amd.com>
Signed-off-by: Felix Kuehling <Felix.Kuehling at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_device.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
index 470cc25..e463f36 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_device.c
@@ -3215,7 +3215,7 @@ int amdgpu_device_gpu_recover(struct amdgpu_device *adev,
 		if (job && job->ring->idx != i)
 			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);
-- 
2.7.4