[PATCH] drm/amdgpu: cleanup amdgpu_ring_fini

[Nirmoy Das]

cleanup amdgpu_ring_fini to check the prerequisites before changing ring->sched.ready

Signed-off-by: Nirmoy Das <nirmoy.das at amd.com>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
index 539be138260e..18e11b0fdc3e 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_ring.c
@@ -344,12 +344,13 @@ int amdgpu_ring_init(struct amdgpu_device *adev, struct amdgpu_ring *ring,
  */
 void amdgpu_ring_fini(struct amdgpu_ring *ring)
 {
-	ring->sched.ready = false;
 
 	/* Not to finish a ring which is not initialized */
 	if (!(ring->adev) || !(ring->adev->rings[ring->idx]))
 		return;
 
+	ring->sched.ready = false;
+
 	amdgpu_device_wb_free(ring->adev, ring->rptr_offs);
 	amdgpu_device_wb_free(ring->adev, ring->wptr_offs);
 
-- 
2.25.0