odhcp6c : Silence mtu write error warnings
[openwrt.git] / package / network / ipv6 / odhcp6c / files / dhcpv6.script
index 3177eef..46980cb 100755 (executable)
@@ -80,7 +80,7 @@ setup_interface () {
 
                # RFC 7278
                if [ "$mask" -eq 64 -a -z "$PREFIXES" -a -n "$EXTENDPREFIX" ]; then
-                       proto_add_ipv6_prefix "$entry"
+                       proto_add_ipv6_prefix "$addr/$mask,$preferred,$valid"
                fi
        done
 
@@ -185,7 +185,7 @@ setup_interface () {
        # Apply IPv6 / ND configuration
        HOPLIMIT=$(cat /proc/sys/net/ipv6/conf/$device/hop_limit)
        [ -n "$RA_HOPLIMIT" -a -n "$HOPLIMIT" ] && [ "$RA_HOPLIMIT" -gt "$HOPLIMIT" ] && echo "$RA_HOPLIMIT" > /proc/sys/net/ipv6/conf/$device/hop_limit
-       [ -n "$RA_MTU" ] && [ "$RA_MTU" -gt 0 ] && echo "$RA_MTU" > /proc/sys/net/ipv6/conf/$device/mtu
+       [ -n "$RA_MTU" ] && [ "$RA_MTU" -ge 1280 ] && echo "$RA_MTU" > /proc/sys/net/ipv6/conf/$device/mtu 2>/dev/null
        [ -n "$RA_REACHABLE" ] && [ "$RA_REACHABLE" -gt 0 ] && echo "$RA_REACHABLE" > /proc/sys/net/ipv6/neigh/$device/base_reachable_time_ms
        [ -n "$RA_RETRANSMIT" ] && [ "$RA_RETRANSMIT" -gt 0 ] && echo "$RA_RETRANSMIT" > /proc/sys/net/ipv6/neigh/$device/retrans_time_ms