diff --git a/drivers/gpu/drm/amd/amdgpu/si_dma.c b/drivers/gpu/drm/amd/amdgpu/si_dma.c
index 4d5e718540aa99a838b3c7858458c070a3375a58..abca8b529721ebcdcbe9aae406590081f95b22bb 100644
--- a/drivers/gpu/drm/amd/amdgpu/si_dma.c
+++ b/drivers/gpu/drm/amd/amdgpu/si_dma.c
@@ -112,14 +112,12 @@ static void si_dma_ring_emit_fence(struct amdgpu_ring *ring, u64 addr, u64 seq,
 
 static void si_dma_stop(struct amdgpu_device *adev)
 {
-	struct amdgpu_ring *ring;
 	u32 rb_cntl;
 	unsigned i;
 
 	amdgpu_sdma_unset_buffer_funcs_helper(adev);
 
 	for (i = 0; i < adev->sdma.num_instances; i++) {
-		ring = &adev->sdma.instance[i].ring;
 		/* dma0 */
 		rb_cntl = RREG32(DMA_RB_CNTL + sdma_offsets[i]);
 		rb_cntl &= ~DMA_RB_ENABLE;