animator: avoid walking off empty list

When removing the last key in a list, the last part of the for statement
could cause dereferencing (NULL)->next and thus segfaulting.

diff --git a/clutter/clutter-animator.c b/clutter/clutter-animator.c
index 0c3287a..e81e5dd 100644 (file)
--- a/clutter/clutter-animator.c
+++ b/clutter/clutter-animator.c
@@ -1407,7 +1407,7 @@ clutter_animator_remove_key_internal (ClutterAnimator *animator,
 
   priv = animator->priv;
 
-  for (k = priv->score; k != NULL; k = k->next)
+  for (k = priv->score; k != NULL; k = k?k->next:NULL)
     {
       ClutterAnimatorKey *key = k->data;