./drivers/gpu/drm/amd/amdgpu/nv.c:1048:2-4: WARNING: possible condition with no effect (if == else) In the following kernel version: name: linux-next url: http://kernel.source.codeaurora.cn/pub/scm/linux/kernel/git/next/linux-next.git branch: next-20230308 commit: fc31900c948610e7b5c2f15fb7795832c8325327