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-rw-r--r--net/ipv6/tcp_ipv6.c5
-rw-r--r--net/ipv6/udp.c11
2 files changed, 14 insertions, 2 deletions
diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c
index a3e60cc04a8a..acd32e3f1b68 100644
--- a/net/ipv6/tcp_ipv6.c
+++ b/net/ipv6/tcp_ipv6.c
@@ -403,8 +403,9 @@ static void tcp_v6_err(struct sk_buff *skb, struct inet6_skb_parm *opt,
tp->mtu_info = ntohl(info);
if (!sock_owned_by_user(sk))
tcp_v6_mtu_reduced(sk);
- else
- set_bit(TCP_MTU_REDUCED_DEFERRED, &tp->tsq_flags);
+ else if (!test_and_set_bit(TCP_MTU_REDUCED_DEFERRED,
+ &tp->tsq_flags))
+ sock_hold(sk);
goto out;
}
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index 99d0077b56b8..07e2bfef6845 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -394,6 +394,17 @@ try_again:
}
if (unlikely(err)) {
trace_kfree_skb(skb, udpv6_recvmsg);
+ if (!peeked) {
+ atomic_inc(&sk->sk_drops);
+ if (is_udp4)
+ UDP_INC_STATS_USER(sock_net(sk),
+ UDP_MIB_INERRORS,
+ is_udplite);
+ else
+ UDP6_INC_STATS_USER(sock_net(sk),
+ UDP_MIB_INERRORS,
+ is_udplite);
+ }
goto out_free;
}
if (!peeked) {