drm/amd/display: Add NULL check for enabling dp ss

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[Why]

The pointer for integrated_info can be NULL which causes the system to
do a null pointer deference and hang on boot.

[How]

Add a check to ensure that integrated_info is not null before enabling
DP ss.

Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Reviewed-by: Sun peng Li <Sunpeng.Li@amd.com>
Acked-by: Bhawanpreet Lakha <Bhawanpreet.Lakha@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>

...

This commit is contained in:

Nicholas Kazlauskas 2018-07-30 12:27:23 -04:00 • committed by Alex Deucher

parent ad830e7ab1

commit fb7b11e163

1 changed files with 3 additions and 1 deletions

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drivers/gpu/drm/amd/display/dc/core/dc_link.c

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