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changeset 7576:7fdcf308e0f0

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Core: removed dead code in ngx_rbtree_delete(). The result of ngx_rbtree_min() is always a node with the left child equal to sentinel, thus the check is unnecessary.
author Vladimir Homutov <vl@nginx.com>
date Mon, 30 Sep 2019 16:39:20 +0300
parents d34a81b49214
children 5a3426683251
files src/core/ngx_rbtree.c
diffstat 1 files changed, 1 insertions(+), 6 deletions(-) [+]
line wrap: on
line diff
--- a/src/core/ngx_rbtree.c
+++ b/src/core/ngx_rbtree.c
@@ -174,12 +174,7 @@ ngx_rbtree_delete(ngx_rbtree_t *tree, ng
 
     } else {
         subst = ngx_rbtree_min(node->right, sentinel);
-
-        if (subst->left != sentinel) {
-            temp = subst->left;
-        } else {
-            temp = subst->right;
-        }
+        temp = subst->right;
     }
 
     if (subst == *root) {