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Diffstat (limited to 'net/mptcp/options.c')
-rw-r--r--net/mptcp/options.c11
1 files changed, 6 insertions, 5 deletions
diff --git a/net/mptcp/options.c b/net/mptcp/options.c
index d2527d189a79..63fc0758c22d 100644
--- a/net/mptcp/options.c
+++ b/net/mptcp/options.c
@@ -962,9 +962,7 @@ static bool check_fully_established(struct mptcp_sock *msk, struct sock *ssk,
/* subflows are fully established as soon as we get any
* additional ack, including ADD_ADDR.
*/
- subflow->fully_established = 1;
- WRITE_ONCE(msk->fully_established, true);
- goto check_notify;
+ goto set_fully_established;
}
/* If the first established packet does not contain MP_CAPABLE + data
@@ -983,10 +981,13 @@ static bool check_fully_established(struct mptcp_sock *msk, struct sock *ssk,
if (mp_opt->deny_join_id0)
WRITE_ONCE(msk->pm.remote_deny_join_id0, true);
-set_fully_established:
if (unlikely(!READ_ONCE(msk->pm.server_side)))
pr_warn_once("bogus mpc option on established client sk");
- mptcp_subflow_fully_established(subflow, mp_opt);
+
+set_fully_established:
+ mptcp_data_lock((struct sock *)msk);
+ __mptcp_subflow_fully_established(msk, subflow, mp_opt);
+ mptcp_data_unlock((struct sock *)msk);
check_notify:
/* if the subflow is not already linked into the conn_list, we can't