drm/amdgpu: fix NULL fence handling in amdgpu_cs_fence_to_handle_ioctl

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When the fence is already signaled it is perfectly normal to get a NULL
fence here. But since we can't export that we need to use a stub fence.

Signed-off-by: Christian König <christian.koenig@amd.com>
Reviewed-by: Chunming Zhou <david1.zhou@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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Christian König 2018-12-03 14:05:34 +01:00 • committed by Alex Deucher

parent e27a73d130

commit 4e9177134e

1 changed files with 3 additions and 0 deletions

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drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c

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