tipc: increase size of tipc discovery messages
The payload area following the TIPC discovery message header is an opaque area defined by the media. INT_H_SIZE was enough for Ethernet/IB/IPv4 but needs to be expanded to carry IPv6 addressing information. Signed-off-by: Erik Hugne <erik.hugne@ericsson.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -86,7 +86,7 @@ static void tipc_disc_init_msg(struct net *net, struct sk_buff *buf, u32 type,
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msg = buf_msg(buf);
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tipc_msg_init(tn->own_addr, msg, LINK_CONFIG, type,
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INT_H_SIZE, dest_domain);
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MAX_H_SIZE, dest_domain);
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msg_set_non_seq(msg, 1);
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msg_set_node_sig(msg, tn->random);
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msg_set_dest_domain(msg, dest_domain);
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@ -249,7 +249,7 @@ void tipc_disc_rcv(struct net *net, struct sk_buff *buf,
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/* Send response, if necessary */
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if (respond && (mtyp == DSC_REQ_MSG)) {
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rbuf = tipc_buf_acquire(INT_H_SIZE);
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rbuf = tipc_buf_acquire(MAX_H_SIZE);
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if (rbuf) {
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tipc_disc_init_msg(net, rbuf, DSC_RESP_MSG, bearer);
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tipc_bearer_send(net, bearer->identity, rbuf, &maddr);
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@ -359,8 +359,7 @@ int tipc_disc_create(struct net *net, struct tipc_bearer *b_ptr,
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req = kmalloc(sizeof(*req), GFP_ATOMIC);
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if (!req)
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return -ENOMEM;
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req->buf = tipc_buf_acquire(INT_H_SIZE);
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req->buf = tipc_buf_acquire(MAX_H_SIZE);
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if (!req->buf) {
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kfree(req);
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return -ENOMEM;
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