From: Paolo Abeni pabeni@redhat.com
[ Upstream commit 0c14846032f2c0a3b63234e1fc2759f4155b6067 ]
Currently MPTCP is not propagating the security context from the ingress request socket to newly created msk at clone time.
Address the issue invoking the missing security helper.
Fixes: cf7da0d66cc1 ("mptcp: Create SUBFLOW socket for incoming connections") Signed-off-by: Paolo Abeni pabeni@redhat.com Reviewed-by: Mat Martineau mathew.j.martineau@linux.intel.com Signed-off-by: Jakub Kicinski kuba@kernel.org Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org --- net/mptcp/protocol.c | 2 ++ 1 file changed, 2 insertions(+)
--- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -2081,6 +2081,8 @@ struct sock *mptcp_sk_clone(const struct sock_reset_flag(nsk, SOCK_RCU_FREE); /* will be fully established after successful MPC subflow creation */ inet_sk_state_store(nsk, TCP_SYN_RECV); + + security_inet_csk_clone(nsk, req); bh_unlock_sock(nsk);
/* keep a single reference */