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drm/amdgpu: fix null pointer for bo unmap trace function 

fix crash in trace.

Signed-off-by: Junwei Zhang <Jerry.Zhang@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
hifive-unleashed-5.1
Junwei Zhang 2018-05-11 14:54:31 +08:00 committed by Alex Deucher
parent 323a9dbc45
commit c430bc9770
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/amdgpu/amdgpu_trace.h
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@ -275,7 +275,7 @@ TRACE_EVENT(amdgpu_vm_bo_unmap,
),
TP_fast_assign(
__entry->bo = bo_va->base.bo;
__entry->bo = bo_va ? bo_va->base.bo : NULL;
__entry->start = mapping->start;
__entry->last = mapping->last;
__entry->offset = mapping->offset;