diff options
Diffstat (limited to 'net/mptcp/options.c')
| -rw-r--r-- | net/mptcp/options.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/net/mptcp/options.c b/net/mptcp/options.c index 8ed2d9f4a84d..645dd984fef0 100644 --- a/net/mptcp/options.c +++ b/net/mptcp/options.c @@ -845,10 +845,13 @@ bool mptcp_established_options(struct sock *sk, struct sk_buff *skb, if (mptcp_established_options_mp(sk, skb, snd_data_fin, &opt_size, remaining, opts)) ret = true; else if (mptcp_established_options_dss(sk, skb, snd_data_fin, &opt_size, remaining, opts)) { + unsigned int mp_fail_size; + ret = true; - if (mptcp_established_options_mp_fail(sk, &opt_size, remaining, opts)) { - *size += opt_size; - remaining -= opt_size; + if (mptcp_established_options_mp_fail(sk, &mp_fail_size, + remaining - opt_size, opts)) { + *size += opt_size + mp_fail_size; + remaining -= opt_size - mp_fail_size; return true; } } @@ -1331,6 +1334,7 @@ void mptcp_write_options(__be32 *ptr, const struct tcp_sock *tp, put_unaligned_be32(mpext->data_len << 16 | TCPOPT_NOP << 8 | TCPOPT_NOP, ptr); } + ptr += 1; } } else if (OPTIONS_MPTCP_MPC & opts->suboptions) { u8 len, flag = MPTCP_CAP_HMAC_SHA256; |