string: factorize skip_spaces and export it to be generally available

[safe/jmp/linux-2.6] / net / rxrpc / ar-error.c

diff --git a/net/rxrpc/ar-error.c b/net/rxrpc/ar-error.c
index 2c27df1..d4d1ae2 100644 (file)
--- a/net/rxrpc/ar-error.c
+++ b/net/rxrpc/ar-error.c
@@ -49,8 +49,7 @@ void rxrpc_UDP_error_report(struct sock *sk)
        addr = *(__be32 *)(skb_network_header(skb) + serr->addr_offset);
        port = serr->port;
 
-       _net("Rx UDP Error from "NIPQUAD_FMT":%hu",
-            NIPQUAD(addr), ntohs(port));
+       _net("Rx UDP Error from %pI4:%hu", &addr, ntohs(port));
        _debug("Msg l:%d d:%d", skb->len, skb->data_len);
 
        peer = rxrpc_find_peer(local, addr, port);
@@ -100,8 +99,10 @@ void rxrpc_UDP_error_report(struct sock *sk)
                }
 
                if (mtu < peer->mtu) {
+                       spin_lock_bh(&peer->lock);
                        peer->mtu = mtu;
                        peer->maxdata = peer->mtu - peer->hdrsize;
+                       spin_unlock_bh(&peer->lock);
                        _net("Net MTU %u (maxdata %u)",
                             peer->mtu, peer->maxdata);
                }