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[PPPOE]: Advertise PPPoE MTU

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PPPoE must advertise the underlying device's MTU via the ppp channel
descriptor structure, as multilink functionality depends on it.

Signed-off-by: Michal Ostrowski <mostrows@earthlink.net>
Acked-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Michal Ostrowski 2006-09-27 16:11:25 -07:00 committed by David S. Miller
parent 1533d38215
commit c9aa689537
1 changed files with 1 additions and 0 deletions
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drivers/net/pppoe.c
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@ -600,6 +600,7 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
po->chan.hdrlen = (sizeof(struct pppoe_hdr) +
dev->hard_header_len);
po->chan.mtu = dev->mtu - sizeof(struct pppoe_hdr);
po->chan.private = sk;
po->chan.ops = &pppoe_chan_ops;