drm/amdgpu: Fix leak when GPU memory allocation fails

commit 25e9227c6afd200bed6774c866980b8e36d033af upstream.

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

Signed-off-by: Mukul Joshi <mukul.joshi@amd.com>
Reviewed-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Cc: stable@vger.kernel.org
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
index 00a8aef48a696710da19d5962283b9d4ba57b37c..1fae36e33411f169c703361981cbd2d9aaf50d6f 100644 (file)
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_amdkfd_gpuvm.c
@@ -1502,6 +1502,7 @@ int amdgpu_amdkfd_gpuvm_alloc_memory_of_gpu(
 err_bo_create:
        unreserve_mem_limit(adev, size, alloc_domain, !!sg);
 err_reserve_limit:
+       amdgpu_sync_free(&(*mem)->sync);
        mutex_destroy(&(*mem)->lock);
        if (gobj)
                drm_gem_object_put(gobj);