On Tue, Feb 18, 2025 at 03:16:59PM +0800, Xiangyu Chen wrote:
From: Alex Hung alex.hung@amd.com
[ upstream commit 5559598742fb4538e4c51c48ef70563c49c2af23 ]
[WHAT & HOW] "dcn20_validate_apply_pipe_split_flags" dereferences merge, and thus it cannot be a null pointer. Let's pass a valid pointer to avoid null dereference.
This fixes 2 FORWARD_NULL issues reported by Coverity.
Reviewed-by: Rodrigo Siqueira rodrigo.siqueira@amd.com Signed-off-by: Jerry Zuo jerry.zuo@amd.com Signed-off-by: Alex Hung alex.hung@amd.com Tested-by: Daniel Wheeler daniel.wheeler@amd.com Signed-off-by: Alex Deucher alexander.deucher@amd.com [dcn20 and dcn21 were moved from drivers/gpu/drm/amd/display/dc to drivers/gpu/drm/amd/display/dc/resource since 8b8eed05a1c6 ("drm/amd/display: Refactor resource into component directory"). The path is changed accordingly to apply the patch on 6.6.y.] Signed-off-by: Xiangyu Chen xiangyu.chen@windriver.com Signed-off-by: He Zhe zhe.he@windriver.com
Verified the build test only due to we don't have dcn20/dcn21 device.
Again, as you don't have this device, why do you want it backported?
thanks,
greg k-h