Commit a77895db authored Apr 30, 2020 by Paolo Abeni Committed by David S. Miller Apr 30, 2020

mptcp: initialize the data_fin field for mpc packets



When parsing MPC+data packets we set the dss field, so
we must also initialize the data_fin, or we can find stray
value there.

Fixes: 9a19371b ("mptcp: fix data_fin handing in RX path")
Signed-off-by: Paolo Abeni <pabeni@redhat.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

parent 5a91e32b

net/mptcp/options.c

+1 −0

Original line number	Diff line number	Diff line
		@@ -858,6 +858,7 @@ void mptcp_incoming_options(struct sock sk, struct sk_buff skb,
		mpext->subflow_seq = 1;
		mpext->dsn64 = 1;
		mpext->mpc_map = 1;
		mpext->data_fin = 0;
		} else {
		mpext->data_seq = mp_opt.data_seq;
		mpext->subflow_seq = mp_opt.subflow_seq;

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