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Diffstat (limited to 'net/tipc/node.c')
-rw-r--r--net/tipc/node.c27
1 files changed, 18 insertions, 9 deletions
diff --git a/net/tipc/node.c b/net/tipc/node.c
index 2883f6a0ed98..f96dacf173ab 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -1257,6 +1257,19 @@ void tipc_node_broadcast(struct net *net, struct sk_buff *skb)
kfree_skb(skb);
}
+static void tipc_node_mcast_rcv(struct tipc_node *n)
+{
+ struct tipc_bclink_entry *be = &n->bc_entry;
+
+ /* 'arrvq' is under inputq2's lock protection */
+ spin_lock_bh(&be->inputq2.lock);
+ spin_lock_bh(&be->inputq1.lock);
+ skb_queue_splice_tail_init(&be->inputq1, &be->arrvq);
+ spin_unlock_bh(&be->inputq1.lock);
+ spin_unlock_bh(&be->inputq2.lock);
+ tipc_sk_mcast_rcv(n->net, &be->arrvq, &be->inputq2);
+}
+
static void tipc_node_bc_sync_rcv(struct tipc_node *n, struct tipc_msg *hdr,
int bearer_id, struct sk_buff_head *xmitq)
{
@@ -1330,15 +1343,8 @@ static void tipc_node_bc_rcv(struct net *net, struct sk_buff *skb, int bearer_id
if (!skb_queue_empty(&xmitq))
tipc_bearer_xmit(net, bearer_id, &xmitq, &le->maddr);
- /* Deliver. 'arrvq' is under inputq2's lock protection */
- if (!skb_queue_empty(&be->inputq1)) {
- spin_lock_bh(&be->inputq2.lock);
- spin_lock_bh(&be->inputq1.lock);
- skb_queue_splice_tail_init(&be->inputq1, &be->arrvq);
- spin_unlock_bh(&be->inputq1.lock);
- spin_unlock_bh(&be->inputq2.lock);
- tipc_sk_mcast_rcv(net, &be->arrvq, &be->inputq2);
- }
+ if (!skb_queue_empty(&be->inputq1))
+ tipc_node_mcast_rcv(n);
if (rc & TIPC_LINK_DOWN_EVT) {
/* Reception reassembly failure => reset all links to peer */
@@ -1565,6 +1571,9 @@ void tipc_rcv(struct net *net, struct sk_buff *skb, struct tipc_bearer *b)
if (unlikely(!skb_queue_empty(&n->bc_entry.namedq)))
tipc_named_rcv(net, &n->bc_entry.namedq);
+ if (unlikely(!skb_queue_empty(&n->bc_entry.inputq1)))
+ tipc_node_mcast_rcv(n);
+
if (!skb_queue_empty(&le->inputq))
tipc_sk_rcv(net, &le->inputq);