That function consumes the reference.

Signed-off-by: Christian König <christian.koe...@amd.com>
Fixes: aab9cf7b6954 ("drm/amdgpu: use scheduler dependencies for VM updates")
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c 
b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
index 59cf64216fbb..535cd6569bcc 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm_sdma.c
@@ -238,8 +238,10 @@ static int amdgpu_vm_sdma_update(struct 
amdgpu_vm_update_params *p,
        /* Wait for PD/PT moves to be completed */
        dma_resv_iter_begin(&cursor, bo->tbo.base.resv, DMA_RESV_USAGE_KERNEL);
        dma_resv_for_each_fence_unlocked(&cursor, fence) {
+               dma_fence_get(fence);
                r = drm_sched_job_add_dependency(&p->job->base, fence);
                if (r) {
+                       dma_fence_put(fence);
                        dma_resv_iter_end(&cursor);
                        return r;
                }
-- 
2.34.1

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