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--- xorg-server-1.6.5/os/access.c
+++ xorg-server-1.6.5/os/access.c
@@ -781,7 +781,9 @@
/*
* ignore 'localhost' entries as they're not useful
- * on the other end of the wire
+ * on the other end of the wire and because on hosts
+ * with shared home dirs they'll result in conflic
+ * entries in ~/.Xauthority
*/
if (ifr->ifa_flags & IFF_LOOPBACK)
continue;
@@ -804,6 +806,14 @@
else if (family == FamilyInternet6 &&
IN6_IS_ADDR_LOOPBACK((struct in6_addr *)addr))
continue;
+
+ /* Ignore IPv6 link local addresses (fe80::/10), because
+ * they need a scope identifier, which we have no way
+ * of telling to the other end.
+ */
+ if (family == FamilyInternet6 &&
+ IN6_IS_ADDR_LINKLOCAL((struct in6_addr *)addr))
+ continue;
#endif
XdmcpRegisterConnection(family, (char *)addr, len);
#if defined(IPv6) && defined(AF_INET6)
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