nginx 0.3.3 *) Change: the "bl" and "af" parameters of the "listen" directive was renamed to the "backlog" and "accept_filter". *) Feature: the "rcvbuf" and "sndbuf" parameters of the "listen" directive. *) Change: the "$msec" log parameter does not require now the additional the gettimeofday() system call. *) Feature: the -t switch now tests the "listen" directives. *) Bugfix: if the invalid address was specified in the "listen" directive, then after the -HUP signal nginx left an open socket in the CLOSED state. *) Bugfix: the mime type may be incorrectly set to default value for index file with variable in the name; bug appeared in 0.3.0. *) Feature: the "timer_resolution" directive. *) Feature: the millisecond "$upstream_response_time" log parameter. *) Bugfix: a temporary file with client request body now is removed just after the response header was transferred to a client. *) Bugfix: OpenSSL 0.9.6 compatibility. *) Bugfix: the SSL certificate and key file paths could not be relative. *) Bugfix: the "ssl_prefer_server_ciphers" directive did not work in the ngx_imap_ssl_module. *) Bugfix: the "ssl_protocols" directive allowed to specify the single protocol only.

--- a/src/core/ngx_radix_tree.c
+++ b/src/core/ngx_radix_tree.c
@@ -205,6 +205,7 @@ ngx_radix32tree_delete(ngx_radix_tree_t 
     for ( ;; ) {
         if (node->parent->right == node) {
             node->parent->right = NULL;
+
         } else {
             node->parent->left = NULL;
         }
@@ -214,11 +215,15 @@ ngx_radix32tree_delete(ngx_radix_tree_t 
 
         node = node->parent;
 
-        if (node->right
-            || node->left
-            || node->value != NGX_RADIX_NO_VALUE
-            || node->parent == NULL)
-        {
+        if (node->right || node->left) {
+            break;
+        }
+
+        if (node->value != NGX_RADIX_NO_VALUE) {
+            break;
+        }
+
+        if (node->parent == NULL) {
             break;
         }
     }