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[5.16,140/200] mptcp: fix removing ids bitmap setting

Message ID 20220131105238.259851443@linuxfoundation.org
State New
Headers show
Series None | expand

Commit Message

Greg KH Jan. 31, 2022, 10:56 a.m. UTC 
From: Geliang Tang <geliang.tang@suse.com>

[ 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@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>
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
 net/mptcp/pm_netlink.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

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;