gee: Fix memory leak in HashMap.remove and HashSet.remove

Fixes bug 584440.

2 files changed, 12 insertions, 2 deletions

diff --git a/gee/hashmap.vala b/gee/hashmap.vala
index 740c40968..67b08ba91 100644
--- a/gee/hashmap.vala
+++ b/gee/hashmap.vala
@@ -113,9 +113,14 @@ public class Gee.HashMap<K,V> : CollectionObject, Map<K,V> {
 	public bool remove (K key) {
 		Node<K,V>** node = lookup_node (key);
 		if (*node != null) {
+			Node<K,V> next = (owned) (*node)->next;
+
 			(*node)->key = null;
 			(*node)->value = null;
-			*node = (*node)->next;
+			delete *node;
+
+			*node = (owned) next;
+
 			_nnodes--;
 			resize ();
 			_stamp++;
diff --git a/gee/hashset.vala b/gee/hashset.vala
index f042e7622..a5a98050c 100644
--- a/gee/hashset.vala
+++ b/gee/hashset.vala
@@ -99,8 +99,13 @@ public class Gee.HashSet<G> : CollectionObject, Iterable<G>, Collection<G>, Set<
 	public bool remove (G key) {
 		Node<G>** node = lookup_node (key);
 		if (*node != null) {
+			Node<G> next = (owned) (*node)->next;
+
 			(*node)->key = null;
-			*node = (*node)->next;
+			delete *node;
+
+			*node = (owned) next;
+
 			_nnodes--;
 			resize ();
 			_stamp++;