[nginx] Removed casts not needed after 1f513d7f1b45.

[Ruslan Ermilov]

details:   http://hg.nginx.org/nginx/rev/b3c5b4312667
branches:  
changeset: 6925:b3c5b4312667
user:      Ruslan Ermilov <ru at nginx.com>
date:      Tue Mar 07 11:47:58 2017 +0300
description:
Removed casts not needed after 1f513d7f1b45.

diffstat:

 src/core/ngx_rbtree.c |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (21 lines):

diff -r 03735fef08da -r b3c5b4312667 src/core/ngx_rbtree.c
--- a/src/core/ngx_rbtree.c	Mon Mar 06 17:56:23 2017 +0300
+++ b/src/core/ngx_rbtree.c	Tue Mar 07 11:47:58 2017 +0300
@@ -28,7 +28,7 @@ ngx_rbtree_insert(ngx_rbtree_t *tree, ng
 
     /* a binary tree insert */
 
-    root = (ngx_rbtree_node_t **) &tree->root;
+    root = &tree->root;
     sentinel = tree->sentinel;
 
     if (*root == sentinel) {
@@ -161,7 +161,7 @@ ngx_rbtree_delete(ngx_rbtree_t *tree, ng
 
     /* a binary tree delete */
 
-    root = (ngx_rbtree_node_t **) &tree->root;
+    root = &tree->root;
     sentinel = tree->sentinel;
 
     if (node->left == sentinel) {