Variable 'root' nach 'tree

1 files changed, 5 insertions, 5 deletions

diff --git a/tree.c b/tree.c
index 9dc9cb9..a52af3a 100644
--- a/tree.c
+++ b/tree.c
@@ -60,11 +60,11 @@ tree_insert(struct tree_node *tree, T key)
 }
 
 struct tree_node *
-tree_insert_it(struct tree_node *root, T key)
+tree_insert_it(struct tree_node *tree, T key)
 {
         struct tree_node *parent = NULL;
 
-        for ( struct tree_node *curr = root; curr != NULL; ) {
+        for ( struct tree_node *curr = tree; curr != NULL; ) {
                 parent = curr;
 
                 if ( key < curr->key ) {
@@ -75,7 +75,7 @@ tree_insert_it(struct tree_node *root, T key)
                 }
                 else { /* key == current->key */
                         curr->count++;
-                        return root;
+                        return tree;
                 }
         }
 
@@ -89,7 +89,7 @@ tree_insert_it(struct tree_node *root, T key)
                 new_node->right = NULL;
 
                 if ( parent == NULL ) {
-                        root = new_node;
+                        tree = new_node;
                 }
                 else if ( key < parent->key ) {
                         parent->left = new_node;
@@ -102,7 +102,7 @@ tree_insert_it(struct tree_node *root, T key)
                 ERROR("out of memory");
         }
 
-        return root;
+        return tree;
 }
 
 static struct tree_node *