1 files changed, 31 insertions, 3 deletions

diff --git a/net/bridge/br_netlink.c b/net/bridge/br_netlink.c
index b3da4f46dc64..43dab4066f91 100644
--- a/net/bridge/br_netlink.c
+++ b/net/bridge/br_netlink.c
@@ -568,9 +568,14 @@ int br_process_vlan_info(struct net_bridge *br,
 			 bool *changed,
 			 struct netlink_ext_ack *extack)
 {
+	int err, rtm_cmd;
+
 	if (!br_vlan_valid_id(vinfo_curr->vid, extack))
 		return -EINVAL;
 
+	/* needed for vlan-only NEWVLAN/DELVLAN notifications */
+	rtm_cmd = br_afspec_cmd_to_rtm(cmd);
+
 	if (vinfo_curr->flags & BRIDGE_VLAN_INFO_RANGE_BEGIN) {
 		if (!br_vlan_valid_range(vinfo_curr, *vinfo_last, extack))
 			return -EINVAL;
@@ -580,7 +585,7 @@ int br_process_vlan_info(struct net_bridge *br,
 
 	if (*vinfo_last) {
 		struct bridge_vlan_info tmp_vinfo;
-		int v, err;
+		int v, v_change_start = 0;
 
 		if (!br_vlan_valid_range(vinfo_curr, *vinfo_last, extack))
 			return -EINVAL;
@@ -588,18 +593,41 @@ int br_process_vlan_info(struct net_bridge *br,
 		memcpy(&tmp_vinfo, *vinfo_last,
 		       sizeof(struct bridge_vlan_info));
 		for (v = (*vinfo_last)->vid; v <= vinfo_curr->vid; v++) {
+			bool curr_change = false;
+
 			tmp_vinfo.vid = v;
-			err = br_vlan_info(br, p, cmd, &tmp_vinfo, changed,
+			err = br_vlan_info(br, p, cmd, &tmp_vinfo, &curr_change,
 					   extack);
 			if (err)
 				break;
+			if (curr_change) {
+				*changed = curr_change;
+				if (!v_change_start)
+					v_change_start = v;
+			} else {
+				/* nothing to notify yet */
+				if (!v_change_start)
+					continue;
+				br_vlan_notify(br, p, v_change_start,
+					       v - 1, rtm_cmd);
+				v_change_start = 0;
+			}
 		}
+		/* v_change_start is set only if the last/whole range changed */
+		if (v_change_start)
+			br_vlan_notify(br, p, v_change_start,
+				       v - 1, rtm_cmd);
+
 		*vinfo_last = NULL;
 
 		return err;
 	}
 
-	return br_vlan_info(br, p, cmd, vinfo_curr, changed, extack);
+	err = br_vlan_info(br, p, cmd, vinfo_curr, changed, extack);
+	if (*changed)
+		br_vlan_notify(br, p, vinfo_curr->vid, 0, rtm_cmd);
+
+	return err;
 }
 
 static int br_afspec(struct net_bridge *br,