pptp: fix skb leak in pptp_xmit()

In case we cant transmit skb, we must free it

Signed-off-by: Eric Dumazet <eric.dumazet@gmail.com>
CC: Dmitry Kozlov <xeb@mail.ru>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Eric Dumazet 2011-10-17 17:01:47 +00:00 committed by David S. Miller
parent 4d97480b18
commit 8bae8bd6cb
1 changed files with 2 additions and 0 deletions

View File

@ -285,8 +285,10 @@ static int pptp_xmit(struct ppp_channel *chan, struct sk_buff *skb)
ip_send_check(iph);
ip_local_out(skb);
return 1;
tx_error:
kfree_skb(skb);
return 1;
}