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SubjectRe: [PATCH] drm/amd/display: return 'NULL' instead of 'false' from dcn20_acquire_idle_pipe_for_layer
On Fri, Jul 12, 2019 at 11:39:52AM +0200, Arnd Bergmann wrote:
> clang complains that 'false' is a not a pointer:
>
> drivers/gpu/drm/amd/amdgpu/../display/dc/dcn20/dcn20_resource.c:2428:10: error: expression which evaluates to zero treated as a null pointer constant of type 'struct pipe_ctx *' [-Werror,-Wnon-literal-null-conversion]
> return false;
>
> Changing it to 'NULL' looks like the right thing that will shut up
> the warning and make it easier to read, while not changing behavior.
>
> Fixes: 7ed4e6352c16 ("drm/amd/display: Add DCN2 HW Sequencer and Resource")
> Signed-off-by: Arnd Bergmann <arnd@arndb.de>

Reviewed-by: Nathan Chancellor <natechancellor@gmail.com>

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