drm/nouveau: call drm_vblank_cleanup() earlier

Fixes a NULL-ptr deref seen on module unload sometimes.

Signed-off-by: Ben Skeggs <bskeggs@redhat.com>
This commit is contained in:
Ben Skeggs 2014-01-23 10:49:47 +10:00
parent 2332b31116
commit 1139ffb96b

View File

@ -74,14 +74,14 @@ nouveau_display_vblank_fini(struct drm_device *dev)
struct nouveau_display *disp = nouveau_display(dev);
int i;
drm_vblank_cleanup(dev);
if (disp->vblank) {
for (i = 0; i < dev->mode_config.num_crtc; i++)
nouveau_event_ref(NULL, &disp->vblank[i]);
kfree(disp->vblank);
disp->vblank = NULL;
}
drm_vblank_cleanup(dev);
}
static int