2 files changed, 3 insertions, 3 deletions
diff --git a/src/core/ngx_connection.c b/src/core/ngx_connection.c
index ba1b3f9e2..660e0af4a 100644
--- a/src/core/ngx_connection.c
+++ b/src/core/ngx_connection.c
@@ -336,10 +336,10 @@ ngx_open_listening_sockets(ngx_cycle_t *cycle)
 
 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY)
 
-            if (ls[i].sockaddr->sa_family == AF_INET6 && ls[i].ipv6only) {
+            if (ls[i].sockaddr->sa_family == AF_INET6) {
                 int  ipv6only;
 
-                ipv6only = (ls[i].ipv6only == 1);
+                ipv6only = ls[i].ipv6only;
 
                 if (setsockopt(s, IPPROTO_IPV6, IPV6_V6ONLY,
                                (const void *) &ipv6only, sizeof(int))
diff --git a/src/core/ngx_connection.h b/src/core/ngx_connection.h
index 34af12e4f..87fd08723 100644
--- a/src/core/ngx_connection.h
+++ b/src/core/ngx_connection.h
@@ -64,7 +64,7 @@ struct ngx_listening_s {
     unsigned            addr_ntop:1;
 
 #if (NGX_HAVE_INET6 && defined IPV6_V6ONLY)
-    unsigned            ipv6only:2;
+    unsigned            ipv6only:1;
 #endif
     unsigned            keepalive:2;