[PATCH 4.19 05/63] drm/amdgpu: Fix leak when GPU memory allocation fails

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4.19-stable review patch.  If anyone has any objections, please let me know.

------------------

From: Mukul Joshi <mukul.joshi@xxxxxxx>

[ Upstream commit 25e9227c6afd200bed6774c866980b8e36d033af ]

Free the sync object if the memory allocation fails for any
reason.

Signed-off-by: Mukul Joshi <mukul.joshi@xxxxxxx>
Reviewed-by: Alex Deucher <alexander.deucher@xxxxxxx>
Signed-off-by: Alex Deucher <alexander.deucher@xxxxxxx>
Cc: stable@xxxxxxxxxxxxxxx
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 13a03f467688a..e15f9da25c7d1 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1273,6 +1273,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
 err_bo_create:
 	unreserve_system_mem_limit(adev, size, alloc_domain, false);
 err_reserve_limit:
+	amdgpu_sync_free(&(*mem)->sync);
 	mutex_destroy(&(*mem)->lock);
 	kfree(*mem);
 	return ret;
-- 
2.43.0







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