diff options
Diffstat (limited to 'linux-core')
| -rw-r--r-- | linux-core/drm_crtc_helper.c | 13 |
1 files changed, 10 insertions, 3 deletions
diff --git a/linux-core/drm_crtc_helper.c b/linux-core/drm_crtc_helper.c index 58d21b99..4083d6b7 100644 --- a/linux-core/drm_crtc_helper.c +++ b/linux-core/drm_crtc_helper.c @@ -712,9 +712,11 @@ int drm_helper_hotplug_stage_two(struct drm_device *dev, struct drm_connector *c return 0; } - if (connector->encoder->crtc && connector->encoder->crtc->desired_mode) { - DRM_DEBUG("drm thinks that the connector already has a config\n"); - has_config = 1; + if (connector->encoder) { + if (connector->encoder->crtc && connector->encoder->crtc->desired_mode) { + DRM_DEBUG("drm thinks that the connector already has a config\n"); + has_config = 1; + } } drm_helper_probe_connector_modes(dev, 2048, 2048); @@ -722,6 +724,11 @@ int drm_helper_hotplug_stage_two(struct drm_device *dev, struct drm_connector *c if (!has_config) drm_pick_crtcs(dev); + if (!connector->encoder) { + DRM_DEBUG("could not find a desired mode or crtc for connector\n"); + return 1; + } + if (!connector->encoder->crtc || !connector->encoder->crtc->desired_mode) { DRM_DEBUG("could not find a desired mode or crtc for connector\n"); return 1; |