diff options
| author | Alex Shi <alex.shi@linaro.org> | 2017-10-04 12:02:53 +0800 |
|---|---|---|
| committer | Alex Shi <alex.shi@linaro.org> | 2017-10-04 12:02:53 +0800 |
| commit | adede2462ee41680ca0b9463f9754c32d5f0e1aa (patch) | |
| tree | 4c29bdd4cfc1d25ebe6a1ac36add53f4800bd512 /net/ipv4/tcp.c | |
| parent | 654dda7d56022e2149483701df5a7fb203594267 (diff) | |
| parent | 95a8e64a288afaadb5e77210df0dfa02ffd0eb43 (diff) | |
Merge branch 'linux-linaro-lsk-v3.18' into linux-linaro-lsk-v3.18-androidlsk-v3.18-17.09-android
Diffstat (limited to 'net/ipv4/tcp.c')
| -rw-r--r-- | net/ipv4/tcp.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index bd42fc96e66d..5655a87c836c 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -2279,6 +2279,10 @@ int tcp_disconnect(struct sock *sk, int flags) tcp_set_ca_state(sk, TCP_CA_Open); tcp_clear_retrans(tp); inet_csk_delack_init(sk); + /* Initialize rcv_mss to TCP_MIN_MSS to avoid division by 0 + * issue in __tcp_select_window() + */ + icsk->icsk_ack.rcv_mss = TCP_MIN_MSS; tcp_init_send_head(sk); memset(&tp->rx_opt, 0, sizeof(tp->rx_opt)); __sk_dst_reset(sk); |