From: Michael Strauss <michael.strauss@xxxxxxx>
[WHY]
lt_settings' pointers remain uninitialized but nonzero if display fails
to light up with no DPCD/EDID info populated, leading to a hang on access
Reviewed-by: Nicholas Kazlauskas <Nicholas.Kazlauskas@xxxxxxx>
Acked-by: Alan Liu <HaoPing.Liu@xxxxxxx>
Signed-off-by: Michael Strauss <michael.strauss@xxxxxxx>
---
drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c
index 3b8acda50701..468e39589ed8 100644
--- a/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c
+++ b/drivers/gpu/drm/amd/display/dc/core/dc_link_dpia.c
@@ -960,7 +960,7 @@ enum link_training_result dc_link_dpia_perform_link_training(
bool skip_video_pattern)
{
enum link_training_result result;
- struct link_training_settings lt_settings;
+ struct link_training_settings lt_settings = {0};
uint8_t repeater_cnt = 0; /* Number of hops/repeaters in display path. */
int8_t repeater_id; /* Current hop. */
--
2.25.1
