# HG changeset patch
# User Ruslan Ermilov <ru@nginx.com>
# Date 1454402119 -10800
# Node ID d73f77bb5caf7ed7f24d4dd61d56a290e73e2f81
# Parent  5a16d40c63de5e16ec22d833738766e7920ca14b
Resolver: fixed possible resource leak introduced in 5a16d40c63de.

Found by Coverity (CID 1351175).

diff --git a/src/core/ngx_resolver.c b/src/core/ngx_resolver.c
--- a/src/core/ngx_resolver.c
+++ b/src/core/ngx_resolver.c
@@ -1215,6 +1215,7 @@ ngx_resolver_send_tcp_query(ngx_resolver
 
             b->start = ngx_resolver_alloc(r, NGX_RESOLVER_TCP_RSIZE);
             if (b->start == NULL) {
+                ngx_resolver_free(r, b);
                 return NGX_ERROR;
             }
 
@@ -1236,6 +1237,7 @@ ngx_resolver_send_tcp_query(ngx_resolver
 
             b->start = ngx_resolver_alloc(r, NGX_RESOLVER_TCP_WSIZE);
             if (b->start == NULL) {
+                ngx_resolver_free(r, b);
                 return NGX_ERROR;
             }