mptcp: use mptcp_check_fallback helper

Use __mptcp_check_fallback() helper defined in net/mptcp/protocol.h,
instead of open-coding it in both __mptcp_do_fallback() and
mptcp_diag_fill_info().

Reviewed-by: Matthieu Baerts <matttbe@kernel.org>
Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Signed-off-by: Mat Martineau <martineau@kernel.org>
Link: https://lore.kernel.org/r/20231025-send-net-next-20231025-v1-5-db8f25f798eb@kernel.org
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Geliang Tang 2023-10-25 16:37:06 -07:00 committed by Jakub Kicinski
parent 74cbb0c65b
commit 83d580ddbe
2 changed files with 2 additions and 2 deletions

View File

@ -1065,7 +1065,7 @@ static inline bool mptcp_check_fallback(const struct sock *sk)
static inline void __mptcp_do_fallback(struct mptcp_sock *msk)
{
if (test_bit(MPTCP_FALLBACK_DONE, &msk->flags)) {
if (__mptcp_check_fallback(msk)) {
pr_debug("TCP fallback already done (msk=%p)", msk);
return;
}

View File

@ -916,7 +916,7 @@ void mptcp_diag_fill_info(struct mptcp_sock *msk, struct mptcp_info *info)
mptcp_pm_get_local_addr_max(msk);
}
if (test_bit(MPTCP_FALLBACK_DONE, &msk->flags))
if (__mptcp_check_fallback(msk))
flags |= MPTCP_INFO_FLAG_FALLBACK;
if (READ_ONCE(msk->can_ack))
flags |= MPTCP_INFO_FLAG_REMOTE_KEY_RECEIVED;