- (djm) [channels.c misc.c misc.h sshd.c] add missing setsockopt() to
set IPV6_V6ONLY for local forwarding with GatwayPorts=yes. Unify
setting IPV6_V6ONLY behind a new function misc.c:sock_set_v6only()
report and fix from jan.kratochvil AT redhat.com
diff --git a/channels.c b/channels.c
index e8b8aa0..22e7f62 100644
--- a/channels.c
+++ b/channels.c
@@ -2577,6 +2577,8 @@
}
channel_set_reuseaddr(sock);
+ if (ai->ai_family == AF_INET6)
+ sock_set_v6only(sock);
debug("Local forwarding listening on %s port %s.",
ntop, strport);
@@ -3108,13 +3110,8 @@
continue;
}
}
-#ifdef IPV6_V6ONLY
- if (ai->ai_family == AF_INET6) {
- int on = 1;
- if (setsockopt(sock, IPPROTO_IPV6, IPV6_V6ONLY, &on, sizeof(on)) < 0)
- error("setsockopt IPV6_V6ONLY: %.100s", strerror(errno));
- }
-#endif
+ if (ai->ai_family == AF_INET6)
+ sock_set_v6only(sock);
if (x11_use_localhost)
channel_set_reuseaddr(sock);
if (bind(sock, ai->ai_addr, ai->ai_addrlen) < 0) {