drm/amd/display: Have risk for memory exhaustion

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In dcn*_clock_source_create when dcn*_clk_src_construct fails allocated
clk_src needs release. A local attack could use this to cause memory
exhaustion.

Signed-off-by: LongJun Tang <tanglongjun@kylinos.cn>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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LongJun Tang 2022-11-04 17:29:31 +08:00 • committed by Alex Deucher

parent e50db38342

commit fcb4f9193e

8 changed files with 8 additions and 0 deletions

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1

drivers/gpu/drm/amd/display/dc/dcn30/dcn30_resource.c

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drivers/gpu/drm/amd/display/dc/dcn301/dcn301_resource.c

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drivers/gpu/drm/amd/display/dc/dcn302/dcn302_resource.c

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drivers/gpu/drm/amd/display/dc/dcn303/dcn303_resource.c

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drivers/gpu/drm/amd/display/dc/dcn31/dcn31_resource.c

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drivers/gpu/drm/amd/display/dc/dcn315/dcn315_resource.c

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drivers/gpu/drm/amd/display/dc/dcn32/dcn32_resource.c

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drivers/gpu/drm/amd/display/dc/dcn321/dcn321_resource.c

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