bridge: Cleanup of unncessary check.

This patch removes an unncessary check in the br_afspec() method of
br_netlink.c.

Signed-off-by: Rami Rosen <ramirose@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

net/bridge/br_netlink.c

@@ -257,9 +257,6 @@ static int br_afspec(struct net_bridge *br,
 			} else
 				err = br_vlan_add(br, vinfo->vid, vinfo->flags);
 
-			if (err)
-				break;
-
 			break;
 
 		case RTM_DELLINK: