Commit 8a258353 authored by Maarten Lankhorst's avatar Maarten Lankhorst Committed by Ben Skeggs

drm/nouveau: fix null pointer dereference in poll_changed

Fixes vgaswitcheroo on a card without display.
Signed-off-by: default avatarMaarten Lankhorst <maarten.lankhorst@canonical.com>
Signed-off-by: default avatarBen Skeggs <bskeggs@redhat.com>
parent 8ff86056
...@@ -398,7 +398,8 @@ void ...@@ -398,7 +398,8 @@ void
nouveau_fbcon_output_poll_changed(struct drm_device *dev) nouveau_fbcon_output_poll_changed(struct drm_device *dev)
{ {
struct nouveau_drm *drm = nouveau_drm(dev); struct nouveau_drm *drm = nouveau_drm(dev);
drm_fb_helper_hotplug_event(&drm->fbcon->helper); if (drm->fbcon)
drm_fb_helper_hotplug_event(&drm->fbcon->helper);
} }
static int static int
......
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