4.17-stable review patch. If anyone has any objections, please let me know.
------------------ From: Mikita Lipski <[email protected]> commit 5326c4525d1b2d5f1519268dd305e19c9bd4ef56 upstream. Clear connector's edid pointer on coonnector update, when unplugging the display. Fix poison EDID when hotplugging on previously used connector. Signed-off-by: Mikita Lipski <[email protected]> Reviewed-by: Harry Wentland <[email protected]> Cc: [email protected] Signed-off-by: Alex Deucher <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -928,6 +928,7 @@ amdgpu_dm_update_connector_after_detect( drm_mode_connector_update_edid_property(connector, NULL); aconnector->num_modes = 0; aconnector->dc_sink = NULL; + aconnector->edid = NULL; } mutex_unlock(&dev->mode_config.mutex);
