diff options
| -rw-r--r-- | net/ipv4/tcp_ipv4.c | 6 | ||||
| -rw-r--r-- | net/ipv6/tcp_ipv6.c | 6 |
2 files changed, 8 insertions, 4 deletions
diff --git a/net/ipv4/tcp_ipv4.c b/net/ipv4/tcp_ipv4.c index c3588b4fd979..4baf1943b1bd 100644 --- a/net/ipv4/tcp_ipv4.c +++ b/net/ipv4/tcp_ipv4.c @@ -1682,8 +1682,10 @@ process: if (!tcp_prequeue(sk, skb)) ret = tcp_v4_do_rcv(sk, skb); } - } else - sk_add_backlog(sk, skb); + } else if (sk_add_backlog_limited(sk, skb)) { + bh_unlock_sock(sk); + goto discard_and_relse; + } bh_unlock_sock(sk); sock_put(sk); diff --git a/net/ipv6/tcp_ipv6.c b/net/ipv6/tcp_ipv6.c index 6963a6b6763e..c4ea9d5cbfaa 100644 --- a/net/ipv6/tcp_ipv6.c +++ b/net/ipv6/tcp_ipv6.c @@ -1740,8 +1740,10 @@ process: if (!tcp_prequeue(sk, skb)) ret = tcp_v6_do_rcv(sk, skb); } - } else - sk_add_backlog(sk, skb); + } else if (sk_add_backlog_limited(sk, skb)) { + bh_unlock_sock(sk); + goto discard_and_relse; + } bh_unlock_sock(sk); sock_put(sk); |