free edge struct

src/edge.c

@@ -85,5 +85,7 @@ void r3_edge_free(edge * e) {
     if ( e->child ) {
         r3_tree_free(e->child);
     }
+    // free itself
+    zfree(e);
 }
 

src/node.c

@@ -65,16 +65,17 @@ node * r3_tree_create(int cap) {
 }
 
 void r3_tree_free(node * tree) {
-    if (tree) {
     for (int i = 0 ; i < tree->edge_len ; i++ ) {
         if (tree->edges[i]) {
             r3_edge_free(tree->edges[ i ]);
         }
     }
-        if (tree->edges)
+    if (tree->edges) {
         zfree(tree->edges);
-        if (tree->routes)
+    }
+    if (tree->routes) {
         zfree(tree->routes);
+    }
     /*
     if (tree->pcre_pattern)
         zfree(tree->pcre_pattern);
@@ -87,7 +88,6 @@ void r3_tree_free(node * tree) {
         zfree(tree->ov);
     zfree(tree);
     tree = NULL;
-    }
 }
 
 

tests/bench_str.csv

@@ -443,3 +443,4 @@
 1400659046,19754150.71
 1400666823,6406965.25
 1400666950,6684744.95
+1400667091,6771202.47

tests/check_tree.c

@@ -20,9 +20,9 @@ END_TEST
 START_TEST (test_r3_node_construct_and_free)
 {
     node * n = r3_tree_create(10);
-    node * child = r3_tree_create(3);
+    node * another_tree = r3_tree_create(3);
     r3_tree_free(n);
-    r3_tree_free(child);
+    r3_tree_free(another_tree);
 }
 END_TEST