drm/amdgpu: fix uninitialized variable warning for sdma_v7

Clear warning that using uninitialized variable index.

Signed-off-by: Tim Huang <Tim.Huang@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c
index 35d99a4..0b5af1c 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c
+++ b/drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c
@@ -876,7 +876,8 @@ static int sdma_v7_0_ring_test_ring(struct amdgpu_ring *ring)
        r = amdgpu_ring_alloc(ring, 5);
        if (r) {
                DRM_ERROR("amdgpu: dma failed to lock ring %d (%d).\n", ring->idx, r);
-               amdgpu_device_wb_free(adev, index);
+               if (!ring->is_mes_queue)
+                       amdgpu_device_wb_free(adev, index);
                return r;
        }