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authorErik Hugne <erik.hugne@gmail.com>2017-03-29 11:22:17 +0200
committerDavid S. Miller <davem@davemloft.net>2017-03-29 14:10:11 -0700
commit66bc1e8d5d1d156b1e85d8c6925225ad8cbdf523 (patch)
tree243d07ffbb54722e7253cf511aa93a1331894a8e /net/tipc
parent70b03759e9ecfae400605fa34f3d7154cccbbba3 (diff)
downloadlinux-66bc1e8d5d1d156b1e85d8c6925225ad8cbdf523.tar.bz2
tipc: allow rdm/dgram socketpairs
for socketpairs using connectionless transport, we cache the respective node local TIPC portid to use in subsequent calls to send() in the socket's private data. Signed-off-by: Erik Hugne <erik.hugne@gmail.com> Signed-off-by: Parthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/tipc')
-rw-r--r--net/tipc/socket.c20
1 files changed, 16 insertions, 4 deletions
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index 1198dddf72e8..15f6ce7bf868 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -2515,9 +2515,21 @@ static int tipc_socketpair(struct socket *sock1, struct socket *sock2)
{
struct tipc_sock *tsk2 = tipc_sk(sock2->sk);
struct tipc_sock *tsk1 = tipc_sk(sock1->sk);
-
- tipc_sk_finish_conn(tsk1, tsk2->portid, 0);
- tipc_sk_finish_conn(tsk2, tsk1->portid, 0);
+ u32 onode = tipc_own_addr(sock_net(sock1->sk));
+
+ tsk1->peer.family = AF_TIPC;
+ tsk1->peer.addrtype = TIPC_ADDR_ID;
+ tsk1->peer.scope = TIPC_NODE_SCOPE;
+ tsk1->peer.addr.id.ref = tsk2->portid;
+ tsk1->peer.addr.id.node = onode;
+ tsk2->peer.family = AF_TIPC;
+ tsk2->peer.addrtype = TIPC_ADDR_ID;
+ tsk2->peer.scope = TIPC_NODE_SCOPE;
+ tsk2->peer.addr.id.ref = tsk1->portid;
+ tsk2->peer.addr.id.node = onode;
+
+ tipc_sk_finish_conn(tsk1, tsk2->portid, onode);
+ tipc_sk_finish_conn(tsk2, tsk1->portid, onode);
return 0;
}
@@ -2529,7 +2541,7 @@ static const struct proto_ops msg_ops = {
.release = tipc_release,
.bind = tipc_bind,
.connect = tipc_connect,
- .socketpair = sock_no_socketpair,
+ .socketpair = tipc_socketpair,
.accept = sock_no_accept,
.getname = tipc_getname,
.poll = tipc_poll,