Vereinfache Code

Mit der for-Schleife statt einer while-Schleife hat die Variable curr
einen kleineren Sichtbarkeitsbereich.

1 files changed, 2 insertions, 3 deletions

diff --git a/tree.c b/tree.c
index f8277cd..94355dc 100644
--- a/tree.c
+++ b/tree.c
@@ -62,10 +62,9 @@ tree_insert(struct tree_node *tree, T key)
 struct tree_node *
 tree_insert_it(struct tree_node *root, T key)
 {
-        struct tree_node *parent = NULL,
-                         *curr   = root;
+        struct tree_node *parent = NULL;
 
-        while ( curr != NULL ) {
+        for ( struct tree_node *curr = root; curr != NULL; ) {
                 parent = curr;
 
                 if ( key < curr->key ) {