drm/amd/display: Fix for null pointer access for ddc pin and aux engine.

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[Why]
Need a check for NULL pointer access for ddc pin and aux engine.

[How]
Adding a check for ddc pin and aux engine accesses.

Reviewed-by: Jimmy Kizito <jimmy.kizito@amd.com>
Acked-by: Mikita Lipski <mikita.lipski@amd.com>
Signed-off-by: Meenakshikumar Somasundaram <meenakshikumar.somasundaram@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

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This commit is contained in:

Meenakshikumar Somasundaram 2021-08-13 13:09:25 -04:00 • committed by Alex Deucher

parent 5e1a9a3ed6

commit 13900e6fde

3 changed files with 10 additions and 6 deletions

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2

drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm_hdcp.c

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12

drivers/gpu/drm/amd/display/dc/dce/dce_aux.c

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2

drivers/gpu/drm/amd/display/include/dal_asic_id.h

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