32 lines
950 B
Diff
32 lines
950 B
Diff
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diff --git a/channels.c b/channels.c
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--- a/channels.c
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+++ b/channels.c
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Reference:https://src.fedoraproject.org/rpms/openssh/blob/rawhide/f/backport-openssh-8.2p1-x11-without-ipv6.patch
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@@ -3933,16 +3933,26 @@ x11_create_display_inet(int x11_display_
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if (ai->ai_family == AF_INET6)
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sock_set_v6only(sock);
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if (x11_use_localhost)
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set_reuseaddr(sock);
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if (bind(sock, ai->ai_addr, ai->ai_addrlen) == -1) {
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debug2_f("bind port %d: %.100s", port,
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strerror(errno));
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close(sock);
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+
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+ /* do not remove successfully opened
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+ * sockets if the request failed because
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+ * the protocol IPv4/6 is not available
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+ * (e.g. IPv6 may be disabled while being
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+ * supported)
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+ */
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+ if (EADDRNOTAVAIL == errno)
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+ continue;
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+
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for (n = 0; n < num_socks; n++)
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close(socks[n]);
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num_socks = 0;
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break;
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}
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socks[num_socks++] = sock;
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if (num_socks == NUM_SOCKS)
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break;
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