From 12b2983a1b15c49e2b863b3ed11bd8bde5bea8bf Mon Sep 17 00:00:00 2001 From: Mikita Lipski Date: Fri, 27 Apr 2018 09:09:52 -0400 Subject: [PATCH] drm/amd/display: Clear connector's edid pointer BugLink: http://bugs.launchpad.net/bugs/1808185 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 Reviewed-by: Harry Wentland Cc: stable@vger.kernel.org Signed-off-by: Alex Deucher Signed-off-by: Greg Kroah-Hartman Signed-off-by: Kamal Mostafa Signed-off-by: Khalid Elmously --- drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index b3a818eb01dd..8a669581eb08 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -904,6 +904,7 @@ amdgpu_dm_update_connector_after_detect(struct amdgpu_dm_connector *aconnector) 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); -- 2.39.2