- dhclient-script: IPv6 address which fails DAD is auto-removed (#1133465)

dhclient-script

@@ -575,8 +575,15 @@ add_ipv6_addr_with_DAD() {
                     exit_with_hooks 3
                 fi
                 if [ -z "${tentative}" ] ; then
+                    addr=$(ip -6 addr show dev ${interface} \
+                          | grep ${new_ip6_address}/${new_ip6_prefixlen})
+                    if [ -n "${addr}" ]; then
                         # DAD is over
                         return 0
+                    else
+                        # address was auto-removed (or not added at all)
+                        exit_with_hooks 3
+                    fi
                 fi
             done
 }

dhcp.spec

@@ -648,6 +648,8 @@ done
 %changelog
 * Mon Aug 25 2014 Jiri Popelka <jpopelka@redhat.com> - 12:4.3.1-5
 - spec: use -D with 'install'
+- dhclient-script: IPv6 address which fails DAD is auto-removed when it was
+  added with valid_lft/preferred_lft other then 'forever' (#1133465)
 
 * Sat Aug 16 2014 Fedora Release Engineering <rel-eng@lists.fedoraproject.org> - 12:4.3.1-4
 - Rebuilt for https://fedoraproject.org/wiki/Fedora_21_22_Mass_Rebuild