summaryrefslogtreecommitdiffstats
path: root/net/mptcp/options.c
diff options
context:
space:
mode:
Diffstat (limited to 'net/mptcp/options.c')
-rw-r--r--net/mptcp/options.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index 784a205e80da..ae076468fcb9 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -953,8 +953,9 @@ static bool check_fully_established(struct mptcp_sock *msk, struct sock *ssk,
return subflow->mp_capable;
}
- if (((mp_opt->suboptions & OPTION_MPTCP_DSS) && mp_opt->use_ack) ||
- ((mp_opt->suboptions & OPTION_MPTCP_ADD_ADDR) && !mp_opt->echo)) {
+ if (subflow->remote_key_valid &&
+ (((mp_opt->suboptions & OPTION_MPTCP_DSS) && mp_opt->use_ack) ||
+ ((mp_opt->suboptions & OPTION_MPTCP_ADD_ADDR) && !mp_opt->echo))) {
/* subflows are fully established as soon as we get any
* additional ack, including ADD_ADDR.
*/