odhcp6c: work around RIOs matching PIOs as sent by some apple routers

[openwrt.git] / package / network / ipv6 / odhcp6c / files / dhcpv6.script

diff --git a/package/network/ipv6/odhcp6c/files/dhcpv6.script b/package/network/ipv6/odhcp6c/files/dhcpv6.script
index 650c9b2..84eb706 100755 (executable)
--- a/package/network/ipv6/odhcp6c/files/dhcpv6.script
+++ b/package/network/ipv6/odhcp6c/files/dhcpv6.script
@@ -88,6 +88,10 @@ setup_interface () {
 
                if [ -z "$gw" ]; then
                        proto_add_ipv6_route "$addr" "$mask" "$gw" "$metric" "$valid"
+
+                       # work around if there is a PIO matching a RIO
+                       # Linux seems to prefer source-dest over dest-only even if metric is higher
+                       proto_add_ipv6_route "$addr" "$mask" "$gw" "$metric" "$valid" "$addr/$mask"
                else
                        for prefix in $PREFIXES $ADDRESSES; do
                                local paddr="${prefix%%,*}"