diff options
Diffstat (limited to 'net/mptcp/subflow.c')
| -rw-r--r-- | net/mptcp/subflow.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/net/mptcp/subflow.c b/net/mptcp/subflow.c index 064ab3235893..7d14da95a283 100644 --- a/net/mptcp/subflow.c +++ b/net/mptcp/subflow.c @@ -971,8 +971,10 @@ static bool skb_is_fully_mapped(struct sock *ssk, struct sk_buff *skb) unsigned int skb_consumed; skb_consumed = tcp_sk(ssk)->copied_seq - TCP_SKB_CB(skb)->seq; - if (WARN_ON_ONCE(skb_consumed >= skb->len)) + if (unlikely(skb_consumed >= skb->len)) { + DEBUG_NET_WARN_ON_ONCE(1); return true; + } return skb->len - skb_consumed <= subflow->map_data_len - mptcp_subflow_get_map_offset(subflow); @@ -1276,7 +1278,7 @@ static bool subflow_can_fallback(struct mptcp_subflow_context *subflow) else if (READ_ONCE(msk->csum_enabled)) return !subflow->valid_csum_seen; else - return !subflow->fully_established; + return READ_ONCE(msk->allow_infinite_fallback); } static void mptcp_subflow_fail(struct mptcp_sock *msk, struct sock *ssk) |