mptcp: fix removing ids bitmap setting

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@redhat.com>
Signed-off-by: Geliang Tang <geliang.tang@suse.com>
Signed-off-by: Mat Martineau <mathew.j.martineau@linux.intel.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>

diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c
index f17a09f7fbf97df53b2806f0c31ce4e8bc31797c..782b1d4522697357495ef8d64f436d8a50c63ec8 100644 (file)
--- a/net/mptcp/pm_netlink.c
+++ b/net/mptcp/pm_netlink.c
@@ -791,7 +791,7 @@ static void mptcp_pm_nl_rm_addr_or_subflow(struct mptcp_sock *msk,
                        removed = true;
                        __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;