X-Git-Url: https://err.no/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=net%2Frxrpc%2Far-error.c;h=6cb3e8890e7e8305fb702ab933aff4cc18b58bf4;hb=a442ac512f36981182e66a427ad05f449ff6593b;hp=2c27df1ffa178a77c0f84dca2eae3e014c6ed8d7;hpb=ea6db58f3ea55f413c882095d2afaea8137f4f8c;p=linux-2.6

diff --git a/net/rxrpc/ar-error.c b/net/rxrpc/ar-error.c
index 2c27df1ffa..6cb3e8890e 100644
--- a/net/rxrpc/ar-error.c
+++ b/net/rxrpc/ar-error.c
@@ -100,8 +100,10 @@ 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);
 		}