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[DCCP]: Check if already in the CLOSING state in dccp_rcv_closereq

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It is possible to receive more than one CLOSEREQ packet if the
CLOSE packet sent in response is somehow lost, change the state
to DCCP_CLOSING only on the first CLOSEREQ packet received.

Signed-off-by: Arnaldo Carvalho de Melo <acme@mandriva.com>
This commit is contained in:
Arnaldo Carvalho de Melo 2005-09-13 19:03:15 -03:00
parent 24b8e05dc1
commit 811265b8e8
1 changed files with 2 additions and 1 deletions
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3
net/dccp/input.c
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@ -50,7 +50,8 @@ static void dccp_rcv_closereq(struct sock *sk, struct sk_buff *skb)
return; return;
} }
dccp_set_state(sk, DCCP_CLOSING); if (sk->sk_state != DCCP_CLOSING)
dccp_set_state(sk, DCCP_CLOSING);
dccp_send_close(sk, 0); dccp_send_close(sk, 0);
} }