1 files changed, 39 insertions, 37 deletions

diff --git a/net/bridge/br_fdb.c b/net/bridge/br_fdb.c
index 6663cc0789a6..41de11e2eb11 100644
--- a/net/bridge/br_fdb.c
+++ b/net/bridge/br_fdb.c
@@ -163,22 +163,27 @@ static void fdb_delete_local(struct net_bridge *br,
 			     struct net_bridge_fdb_entry *f)
 {
 	const unsigned char *addr = f->addr.addr;
-	u16 vid = f->vlan_id;
+	struct net_bridge_vlan_group *vg;
+	const struct net_bridge_vlan *v;
 	struct net_bridge_port *op;
+	u16 vid = f->vlan_id;
 
 	/* Maybe another port has same hw addr? */
 	list_for_each_entry(op, &br->port_list, list) {
+		vg = nbp_vlan_group(op);
 		if (op != p && ether_addr_equal(op->dev->dev_addr, addr) &&
-		    (!vid || nbp_vlan_find(op, vid))) {
+		    (!vid || br_vlan_find(vg, vid))) {
 			f->dst = op;
 			f->added_by_user = 0;
 			return;
 		}
 	}
 
+	vg = br_vlan_group(br);
+	v = br_vlan_find(vg, vid);
 	/* Maybe bridge device has same hw addr? */
 	if (p && ether_addr_equal(br->dev->dev_addr, addr) &&
-	    (!vid || br_vlan_find(br, vid))) {
+	    (!vid || (v && br_vlan_should_use(v)))) {
 		f->dst = NULL;
 		f->added_by_user = 0;
 		return;
@@ -203,14 +208,14 @@ void br_fdb_find_delete_local(struct net_bridge *br,
 
 void br_fdb_changeaddr(struct net_bridge_port *p, const unsigned char *newaddr)
 {
+	struct net_bridge_vlan_group *vg;
 	struct net_bridge *br = p->br;
-	struct net_port_vlans *pv = nbp_get_vlan_info(p);
-	bool no_vlan = !pv;
+	struct net_bridge_vlan *v;
 	int i;
-	u16 vid;
 
 	spin_lock_bh(&br->hash_lock);
 
+	vg = nbp_vlan_group(p);
 	/* Search all chains since old address/hash is unknown */
 	for (i = 0; i < BR_HASH_SIZE; i++) {
 		struct hlist_node *h;
@@ -226,7 +231,7 @@ void br_fdb_changeaddr(struct net_bridge_port *p, const unsigned char *newaddr)
 				 * configured, we can safely be done at
 				 * this point.
 				 */
-				if (no_vlan)
+				if (!vg || !vg->num_vlans)
 					goto insert;
 			}
 		}
@@ -236,15 +241,15 @@ insert:
 	/* insert new address,  may fail if invalid address or dup. */
 	fdb_insert(br, p, newaddr, 0);
 
-	if (no_vlan)
+	if (!vg || !vg->num_vlans)
 		goto done;
 
 	/* Now add entries for every VLAN configured on the port.
 	 * This function runs under RTNL so the bitmap will not change
 	 * from under us.
 	 */
-	for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID)
-		fdb_insert(br, p, newaddr, vid);
+	list_for_each_entry(v, &vg->vlan_list, vlist)
+		fdb_insert(br, p, newaddr, v->vid);
 
 done:
 	spin_unlock_bh(&br->hash_lock);
@@ -252,9 +257,9 @@ done:
 
 void br_fdb_change_mac_address(struct net_bridge *br, const u8 *newaddr)
 {
+	struct net_bridge_vlan_group *vg;
 	struct net_bridge_fdb_entry *f;
-	struct net_port_vlans *pv;
-	u16 vid = 0;
+	struct net_bridge_vlan *v;
 
 	spin_lock_bh(&br->hash_lock);
 
@@ -264,20 +269,18 @@ void br_fdb_change_mac_address(struct net_bridge *br, const u8 *newaddr)
 		fdb_delete_local(br, NULL, f);
 
 	fdb_insert(br, NULL, newaddr, 0);
-
+	vg = br_vlan_group(br);
+	if (!vg || !vg->num_vlans)
+		goto out;
 	/* Now remove and add entries for every VLAN configured on the
 	 * bridge.  This function runs under RTNL so the bitmap will not
 	 * change from under us.
 	 */
-	pv = br_get_vlan_info(br);
-	if (!pv)
-		goto out;
-
-	for_each_set_bit_from(vid, pv->vlan_bitmap, VLAN_N_VID) {
-		f = __br_fdb_get(br, br->dev->dev_addr, vid);
+	list_for_each_entry(v, &vg->vlan_list, vlist) {
+		f = __br_fdb_get(br, br->dev->dev_addr, v->vid);
 		if (f && f->is_local && !f->dst)
 			fdb_delete_local(br, NULL, f);
-		fdb_insert(br, NULL, newaddr, vid);
+		fdb_insert(br, NULL, newaddr, v->vid);
 	}
 out:
 	spin_unlock_bh(&br->hash_lock);
@@ -844,9 +847,10 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
 	       struct net_device *dev,
 	       const unsigned char *addr, u16 vid, u16 nlh_flags)
 {
+	struct net_bridge_vlan_group *vg;
 	struct net_bridge_port *p;
+	struct net_bridge_vlan *v;
 	int err = 0;
-	struct net_port_vlans *pv;
 
 	if (!(ndm->ndm_state & (NUD_PERMANENT|NUD_NOARP|NUD_REACHABLE))) {
 		pr_info("bridge: RTM_NEWNEIGH with invalid state %#x\n", ndm->ndm_state);
@@ -865,9 +869,10 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
 		return -EINVAL;
 	}
 
-	pv = nbp_get_vlan_info(p);
+	vg = nbp_vlan_group(p);
 	if (vid) {
-		if (!pv || !test_bit(vid, pv->vlan_bitmap)) {
+		v = br_vlan_find(vg, vid);
+		if (!v) {
 			pr_info("bridge: RTM_NEWNEIGH with unconfigured "
 				"vlan %d on port %s\n", vid, dev->name);
 			return -EINVAL;
@@ -877,15 +882,15 @@ int br_fdb_add(struct ndmsg *ndm, struct nlattr *tb[],
 		err = __br_fdb_add(ndm, p, addr, nlh_flags, vid);
 	} else {
 		err = __br_fdb_add(ndm, p, addr, nlh_flags, 0);
-		if (err || !pv)
+		if (err || !vg || !vg->num_vlans)
 			goto out;
 
 		/* We have vlans configured on this port and user didn't
 		 * specify a VLAN.  To be nice, add/update entry for every
 		 * vlan on this port.
 		 */
-		for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID) {
-			err = __br_fdb_add(ndm, p, addr, nlh_flags, vid);
+		list_for_each_entry(v, &vg->vlan_list, vlist) {
+			err = __br_fdb_add(ndm, p, addr, nlh_flags, v->vid);
 			if (err)
 				goto out;
 		}
@@ -927,9 +932,10 @@ int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
 		  struct net_device *dev,
 		  const unsigned char *addr, u16 vid)
 {
+	struct net_bridge_vlan_group *vg;
 	struct net_bridge_port *p;
+	struct net_bridge_vlan *v;
 	int err;
-	struct net_port_vlans *pv;
 
 	p = br_port_get_rtnl(dev);
 	if (p == NULL) {
@@ -938,9 +944,10 @@ int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
 		return -EINVAL;
 	}
 
-	pv = nbp_get_vlan_info(p);
+	vg = nbp_vlan_group(p);
 	if (vid) {
-		if (!pv || !test_bit(vid, pv->vlan_bitmap)) {
+		v = br_vlan_find(vg, vid);
+		if (!v) {
 			pr_info("bridge: RTM_DELNEIGH with unconfigured "
 				"vlan %d on port %s\n", vid, dev->name);
 			return -EINVAL;
@@ -950,16 +957,11 @@ int br_fdb_delete(struct ndmsg *ndm, struct nlattr *tb[],
 	} else {
 		err = -ENOENT;
 		err &= __br_fdb_delete(p, addr, 0);
-		if (!pv)
+		if (!vg || !vg->num_vlans)
 			goto out;
 
-		/* We have vlans configured on this port and user didn't
-		 * specify a VLAN.  To be nice, add/update entry for every
-		 * vlan on this port.
-		 */
-		for_each_set_bit(vid, pv->vlan_bitmap, VLAN_N_VID) {
-			err &= __br_fdb_delete(p, addr, vid);
-		}
+		list_for_each_entry(v, &vg->vlan_list, vlist)
+			err &= __br_fdb_delete(p, addr, v->vid);
 	}
 out:
 	return err;