From: Geliang Tang <geliang.tang@xxxxxxxx> [ Upstream commit a4c0214fbee97c46e3f41fee37931d66c0fc3cb1 ] In mptcp_pm_nl_rm_addr_or_subflow(), the bit of rm_list->ids[i] in the id_avail_bitmap should be set, not rm_list->ids[1]. This patch fixed it. Fixes: 86e39e04482b ("mptcp: keep track of local endpoint still available for each msk") Acked-by: Paolo Abeni <pabeni@xxxxxxxxxx> Signed-off-by: Geliang Tang <geliang.tang@xxxxxxxx> Signed-off-by: Mat Martineau <mathew.j.martineau@xxxxxxxxxxxxxxx> Signed-off-by: Jakub Kicinski <kuba@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> --- net/mptcp/pm_netlink.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 35abcce604b4d..14e6d6f745186 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -781,7 +781,7 @@ static void mptcp_pm_nl_rm_addr_or_subflow(struct mptcp_sock *msk, msk->pm.subflows--; __MPTCP_INC_STATS(sock_net(sk), rm_type); } - __set_bit(rm_list->ids[1], msk->pm.id_avail_bitmap); + __set_bit(rm_list->ids[i], msk->pm.id_avail_bitmap); if (!removed) continue; -- 2.34.1