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Subject[PATCH] drm/amdgpu: fix double reference dropping
Date
After dropping the reference of object fence in the loop, it should be
set to NULL to protecting dropping its reference again outside the loop.

Signed-off-by: Pan Bian <bianpan2016@163.com>
---
drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c | 1 +
1 file changed, 1 insertion(+)

diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
index 649e68c4479b..3174093f35f3 100644
--- a/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
+++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_benchmark.c
@@ -47,6 +47,7 @@ static int amdgpu_benchmark_do_move(struct amdgpu_device *adev, unsigned size,
if (r)
goto exit_do_move;
dma_fence_put(fence);
+ fence = NULL;
}
end_jiffies = jiffies;
r = jiffies_to_msecs(end_jiffies - start_jiffies);
--
2.7.4
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