drm/amd/display: Add array index check for hdcp ddc access

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[ Upstream commit 4e70c0f525 ]

[Why]
Coverity reports OVERRUN warning. Do not check if array
index valid.

[How]
Check msg_id valid and valid array index.

Reviewed-by: Alex Hung <alex.hung@amd.com>
Acked-by: Tom Chung <chiahsuan.chung@amd.com>
Signed-off-by: Hersen Wu <hersenxs.wu@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>

...

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Hersen Wu 2024-04-24 10:09:31 -04:00 • committed by Greg Kroah-Hartman

parent 48e0b68e23

commit 8b5ccf3d01

1 changed files with 24 additions and 4 deletions

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drivers/gpu/drm/amd/display/modules/hdcp/hdcp_ddc.c

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