1 files changed, 6 insertions, 14 deletions
diff --git a/example/ndpiReader.c b/example/ndpiReader.c
index 218f251c3..37423bc62 100644
--- a/example/ndpiReader.c
+++ b/example/ndpiReader.c
@@ -945,20 +945,13 @@ int updateIpTree(const char *key, addr_node **vrootp, const char *proto) {
 /* *********************************************** */
 
 void freeIpTree(addr_node *root) {
-  while (root != NULL) {
-    addr_node *left = root->left;
+  if (root == NULL)
+    return;
 
-    if(left == NULL) {
-      addr_node *right = root->right;
-      root->right = NULL;
-      root = right;
-    } else {
-      /* Rotate the left child up.*/
-      root->left = left->right;
-      left->right = root;
-      root = left;
-    }
-  }
+  freeIpTree(root->left);
+  freeIpTree(root->right);
+  free(root);
+  root = NULL;
 }
 
 /* *********************************************** */
@@ -1077,7 +1070,6 @@ static void deletePortsStats(struct port_stats *stats) {
   HASH_ITER(hh, stats, current_port, tmp) {
     HASH_DEL(stats, current_port);
     freeIpTree(current_port->addr_tree);
-    free(current_port->addr_tree);
     free(current_port);
   }
 }