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Clang warns:
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_psr.c:147:31: warning:
address of 'pipe_ctx->plane_res' will always evaluate to 'true'
[-Wpointer-bool-conversion]
if (!pipe_ctx || !&pipe_ctx->plane_res || !&pipe_ctx->stream_res)
~ ~~~~~~~~~~^~~~~~~~~
drivers/gpu/drm/amd/amdgpu/../display/dc/dce/dmub_psr.c:147:56: warning:
address of 'pipe_ctx->stream_res' will always evaluate to 'true'
[-Wpointer-bool-conversion]
if (!pipe_ctx || !&pipe_ctx->plane_res || !&pipe_ctx->stream_res)
~ ~~~~~~~~~~^~~~~~~~~~
2 warnings generated.
As long as pipe_ctx is not NULL, the address of members in this struct
cannot be NULL, which means these checks will always evaluate to false.
Fixes: 4c1a1335dfe0 ("drm/amd/display: Driverside changes to support PSR in DMCUB")
Link: https://github.com/ClangBuiltLinux/linux/issues/915
Reviewed-by: Nick Desaulniers <ndesaulniers@google.com>
Signed-off-by: Nathan Chancellor <natechancellor@gmail.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
67a4addd09