X-Git-Url: https://git.octo.it/?a=blobdiff_plain;f=src%2Fdaemon%2Futils_avltree.c;h=58b8b8479128b6a9b25377412e1e9e608070826a;hb=fc6f1e3d33d646391adb5cedc62e7b3904c15003;hp=da793b32d0fdf51d7e3bf98f041c9a99c3d6669f;hpb=d6491cfcf52a74498e1becd7ef94fc8e0a5938b9;p=collectd.git

diff --git a/src/daemon/utils_avltree.c b/src/daemon/utils_avltree.c
index da793b32..58b8b847 100644
--- a/src/daemon/utils_avltree.c
+++ b/src/daemon/utils_avltree.c
@@ -146,6 +146,9 @@ static c_avl_node_t *rotate_right (c_avl_tree_t *t, c_avl_node_t *x)
 	c_avl_node_t *y;
 	c_avl_node_t *b;
 
+	assert (x != NULL);
+	assert (x->left != NULL);
+
 	p = x->parent;
 	y = x->left;
 	b = y->right;
@@ -170,7 +173,7 @@ static c_avl_node_t *rotate_right (c_avl_tree_t *t, c_avl_node_t *x)
 	y->height = calc_height (y);
 
 	return (y);
-} /* void rotate_left */
+} /* void rotate_right */
 
 /*
  *    (x)                   (y)
@@ -187,6 +190,9 @@ static c_avl_node_t *rotate_left (c_avl_tree_t *t, c_avl_node_t *x)
 	c_avl_node_t *y;
 	c_avl_node_t *b;
 
+	assert (x != NULL);
+	assert (x->right != NULL);
+
 	p = x->parent;
 	y = x->right;
 	b = y->left;
@@ -646,6 +652,7 @@ int c_avl_pick (c_avl_tree_t *t, void **key, void **value)
 	*value = n->value;
 
 	free_node (n);
+	--t->size;
 	rebalance (t, p);
 
 	return (0);