Messages in this thread Patch in this message | | | From | Bernard Zhao <> | Subject | [PATCH] amdgpu_cs_bo_handles_chunk, remove check info NULL branch | Date | Sat, 18 Apr 2020 03:56:35 -0700 |
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kvfree ensure that the null pointer will do nothing. If addr is NULL, first is_vmalloc_addr will not enter, and kfree function just return when addr is NULL. There will be no risk here.
Signed-off-by: Bernard Zhao <bernard@vivo.com> --- drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c | 3 +-- 1 file changed, 1 insertion(+), 2 deletions(-)
diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c index af91627b..814bd5d 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_cs.c @@ -98,8 +98,7 @@ static int amdgpu_cs_bo_handles_chunk(struct amdgpu_cs_parser *p, return 0; error_free: - if (info) - kvfree(info); + kvfree(info); return r; } -- 2.7.4
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