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authorIngo Molnar <mingo@kernel.org>2016-05-07 07:00:07 +0200
committerIngo Molnar <mingo@kernel.org>2016-05-07 07:00:07 +0200
commit35dc9ec1076b79c31bf7ed538af008b7f23bb14d (patch)
treef90affdd5dc45f47f8d5d84ea34c71e5e521e7a1 /net/tipc/node.c
parent0ec7ae928a9c19c2b7b8054507d5694a2597065e (diff)
parent07837831047fb72856d1f61a726a4094397facd8 (diff)
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Merge branch 'linus' into efi/core, to pick up fixes
Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'net/tipc/node.c')
-rw-r--r--net/tipc/node.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/net/tipc/node.c b/net/tipc/node.c
index ace178fd3850..9aaa1bc566ae 100644
--- a/net/tipc/node.c
+++ b/net/tipc/node.c
@@ -1444,6 +1444,7 @@ void tipc_rcv(struct net *net, struct sk_buff *skb, struct tipc_bearer *b)
int bearer_id = b->identity;
struct tipc_link_entry *le;
u16 bc_ack = msg_bcast_ack(hdr);
+ u32 self = tipc_own_addr(net);
int rc = 0;
__skb_queue_head_init(&xmitq);
@@ -1460,6 +1461,10 @@ void tipc_rcv(struct net *net, struct sk_buff *skb, struct tipc_bearer *b)
return tipc_node_bc_rcv(net, skb, bearer_id);
}
+ /* Discard unicast link messages destined for another node */
+ if (unlikely(!msg_short(hdr) && (msg_destnode(hdr) != self)))
+ goto discard;
+
/* Locate neighboring node that sent packet */
n = tipc_node_find(net, msg_prevnode(hdr));
if (unlikely(!n))