iplink_vlan: add support for VLAN loose binding flag

This patch adds support for the VLAN loose binding flag that is
supported in net-next to iplink_vlan.

commit 870970deb6cbea7a5d4881bdd717304d5284d315
Author: Patrick McHardy <kaber@trash.net>
Date:   Tue Dec 1 12:21:15 2009 +0100

    iplink_vlan: add support for VLAN loose binding flag

    Signed-off-by: Patrick McHardy <kaber@trash.net>

diff --git a/ip/iplink_vlan.c b/ip/iplink_vlan.c
index 97244826aeadeaaa7bfbb1b8934652822afc31bf..223feb31635d9b995cbf61c68f1a1dad659b157f 100644 (file)
--- a/ip/iplink_vlan.c
+++ b/ip/iplink_vlan.c
@@ -27,6 +27,7 @@ static void explain(void)
                "VLANID := 0-4095\n"
                "FLAG-LIST := [ FLAG-LIST ] FLAG\n"
                "FLAG := [ reorder_hdr { on | off } ] [ gvrp { on | off } ]\n"
+               "        [ loose_binding { on | off } ]\n"
                "QOS-MAP := [ QOS-MAP ] QOS-MAPPING\n"
                "QOS-MAPPING := FROM:TO\n"
        );
@@ -102,6 +103,15 @@ static int vlan_parse_opt(struct link_util *lu, int argc, char **argv,
                                flags.flags &= ~VLAN_FLAG_GVRP;
                        else
                                return on_off("gvrp");
+               } else if (matches(*argv, "loose_binding") == 0) {
+                       NEXT_ARG();
+                       flags.mask |= VLAN_FLAG_LOOSE_BINDING;
+                       if (strcmp(*argv, "on") == 0)
+                               flags.flags |= VLAN_FLAG_LOOSE_BINDING;
+                       else if (strcmp(*argv, "off") == 0)
+                               flags.flags &= ~VLAN_FLAG_LOOSE_BINDING;
+                       else
+                               return on_off("loose_binding");
                } else if (matches(*argv, "ingress-qos-map") == 0) {
                        NEXT_ARG();
                        if (vlan_parse_qos_map(&argc, &argv, n,
@@ -156,6 +166,7 @@ static void vlan_print_flags(FILE *fp, __u32 flags)
                }
        _PF(REORDER_HDR);
        _PF(GVRP);
+       _PF(LOOSE_BINDING);
 #undef _PF
        if (flags)
                fprintf(fp, "%x", flags);