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drm/amd/display: Guard against NULL link encoder in log hw state

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[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>
This commit is contained in:
Nicholas Kazlauskas
2022-06-13 15:11:04 -04:00
committed by Alex Deucher
parent 0c7ea6f824
commit 1daf740137
1 changed files with 1 additions and 1 deletions
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2
drivers/gpu/drm/amd/display/dc/dcn10/dcn10_hw_sequencer.c
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@@ -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,