diff --git a/sys/dev/pci/drm/drm_vblank.c b/sys/dev/pci/drm/drm_vblank.c
index ece7f04e337..8b5ebc7a20d 100644
--- a/sys/dev/pci/drm/drm_vblank.c
+++ b/sys/dev/pci/drm/drm_vblank.c
@@ -2278,7 +2278,7 @@ int drm_crtc_vblank_start_timer(struct drm_crtc *crtc)
 EXPORT_SYMBOL(drm_crtc_vblank_start_timer);
 
 /**
- * drm_crtc_vblank_start_timer - Cancels the given CRTC's vblank timer
+ * drm_crtc_vblank_cancel_timer - Cancels the given CRTC's vblank timer
  * @crtc: the CRTC
  *
  * Drivers should call this function from their CRTC's disable_vblank