[PATCH -next] drm/amd/display: Remove set but not used variable

Fixes gcc '-Wunused-but-set-variable' warning: drivers/gpu/drm/amd/display/dc/dcn30/dcn30_afmt.c: warning: variable speakers set but not used Reported-by: Hulk Robot Signed-off-by: Li Heng --- drivers/gpu/drm/amd/display/dc/dcn30/dcn30_afmt.c | 2 -- 1 file changed, 2 deletions(-) diff --git

[PATCH -next] drm/amd/powerplay: Remove unneeded cast from memory allocation

Remove casting the values returned by memory allocation function. Coccinelle emits WARNING: ./drivers/gpu/drm/amd/powerplay/hwmgr/vega20_processpptables.c:893:37-46: WARNING: casting value returned by memory allocation function to (PPTable_t *) is useless. Signed-off-by: Li Heng --- drivers

[PATCH -next 1/2] drm: Remove redundant NULL check

Fix below warnings reported by coccicheck: ./drivers/gpu/drm/drm_drv.c:819:2-7: WARNING: NULL check before some freeing functions is not needed. Fixes: 5dad34f3c444 ("drm: Cleanups after drmm_add_final_kfree rollout") Signed-off-by: Li Heng --- drivers/gpu/drm/drm_drv.c | 3 +-- 1 fi

[PATCH -next 2/2] drm: Remove redundant NULL check

Fix below warnings reported by coccicheck: ./drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c:557:2-7: WARNING: NULL check before some freeing functions is not needed. Fixes: 4d55b0dd1cdd ("drm/amd/display: Add DCN3 CLK_MGR") Signed-off-by: Li Heng --- drivers/gpu/drm/a