[PATCH v1] drm/radeon: Fix a missing check bug in radeon_dp_mst_detect()

From: Yingjie Wang In radeon_dp_mst_detect(), We should check whether or not @connector has been unregistered from userspace. If the connector is unregistered, we should return disconnected status. Fixes: 9843ead08f18 ("drm/radeon: add DisplayPort MST support (v2)") Signed-off-by: Yingjie Wang

[PATCH v1] drm/amd/dc: Fix a missing check bug in dm_dp_mst_detect()

From: Yingjie Wang In dm_dp_mst_detect(), We should check whether or not @connector has been unregistered from userspace. If the connector is unregistered, we should return disconnected status. Fixes: 4562236b3bc0 ("drm/amd/dc: Add dc display driver (v2)") Signed-off-by: Yingjie Wang --- drive