diff options
Diffstat (limited to 'net/tipc/group.c')
| -rw-r--r-- | net/tipc/group.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/net/tipc/group.c b/net/tipc/group.c index 16aaaa97a005..ffac2f33fce2 100644 --- a/net/tipc/group.c +++ b/net/tipc/group.c @@ -413,10 +413,22 @@ void tipc_group_filter_msg(struct tipc_group *grp, struct sk_buff_head *inputq, if (!tipc_group_is_receiver(m)) goto drop; + m->bc_rcv_nxt = msg_grp_bc_seqno(hdr) + 1; + + /* Drop multicast here if not for this member */ + if (mtyp == TIPC_GRP_MCAST_MSG) { + if (msg_nameinst(hdr) != grp->instance) { + m->bc_rcv_nxt = msg_grp_bc_seqno(hdr) + 1; + tipc_group_update_rcv_win(grp, msg_blocks(hdr), + node, port, xmitq); + kfree_skb(skb); + return; + } + } + TIPC_SKB_CB(skb)->orig_member = m->instance; __skb_queue_tail(inputq, skb); - m->bc_rcv_nxt = msg_grp_bc_seqno(hdr) + 1; return; drop: kfree_skb(skb); |