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Commit 66bc1e8d authored by Erik Hugne's avatar Erik Hugne Committed by David S. Miller
Browse files

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: default avatarErik Hugne <erik.hugne@gmail.com>
Signed-off-by: default avatarParthasarathy Bhuvaragan <parthasarathy.bhuvaragan@ericsson.com>
Signed-off-by: default avatarDavid S. Miller <davem@davemloft.net>
parent 70b03759

net/tipc/socket.c

+16 −4
Original line number Diff line number Diff line
@@ -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,