Make sure 'start' is always initialized.

This is the same as rev 216222 in trunk but 1.4 is affected as well


git-svn-id: https://origsvn.digium.com/svn/asterisk/branches/1.4@216369 65c4cc65-6c06-0410-ace0-fbb531ad65f3

main/astobj2.c

@@ -485,7 +485,7 @@ void *ao2_callback(struct ao2_container *c,
 	if ((flags & OBJ_POINTER))	/* we know hash can handle this case */
 		start = i = c->hash_fn(arg, flags & OBJ_POINTER) % c->n_buckets;
 	else			/* don't know, let's scan all buckets */
-		i = -1;		/* XXX this must be fixed later. */
+		start = i = -1;		/* XXX this must be fixed later. */
 
 	/* determine the search boundaries: i..last-1 */
 	if (i < 0) {