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| author | Nicholas Kazlauskas <nicholas.kazlauskas@amd.com> | 2022-06-13 15:11:04 -0400 |
|---|---|---|
| committer | Alex Deucher <alexander.deucher@amd.com> | 2022-07-05 16:13:42 -0400 |
| commit | 1daf740137275aa56858ea1cd194eb3c1f6da5a0 (patch) | |
| tree | 9f192a550c193535c16320e20598033b18422d0e /drivers | |
| parent | 0c7ea6f824345ffbb3b4ef880c7c56170365bc1e (diff) | |
| download | linux-next-1daf740137275aa56858ea1cd194eb3c1f6da5a0.tar.gz linux-next-1daf740137275aa56858ea1cd194eb3c1f6da5a0.zip | |
drm/amd/display: Guard against NULL link encoder in log hw state
[Why & How]
Check lenc is not NULL since dynamic link encoder assignment could
end up assigning a NULL link encoder.
Reviewed-by: Michael Strauss <Michael.Strauss@amd.com>
Acked-by: Rodrigo Siqueira <Rodrigo.Siqueira@amd.com>
Signed-off-by: Nicholas Kazlauskas <nicholas.kazlauskas@amd.com>
Tested-by: Daniel Wheeler <daniel.wheeler@amd.com>
Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c index aaa0bf321bce..029deb81fcfa 100644 --- a/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c +++ b/drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c @@ -444,7 +444,7 @@ void dcn10_log_hw_state(struct dc *dc, struct link_enc_state s = {0}; - if (lenc->funcs->read_state) { + if (lenc && lenc->funcs->read_state) { lenc->funcs->read_state(lenc, &s); DTN_INFO("[%-3d]: %-12d %-22d %-22d %-25d\n", i, |