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[X.25]: Add call forwarding

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Adds call forwarding to X.25, allowing it to operate like an X.25 router.
Useful if one needs to manipulate X.25 traffic with tools like tc.
This is an update/cleanup based off a patch submitted by Daniel Ferenci a few years ago.

Thanks Alan for the feedback.
Added the null check to the clones.
Moved the skb_clone's into the forwarding functions.

Worked ok with Cisco XoT, linux X.25 back to back, and some old NTUs/PADs.

Signed-off-by: Andrew Hendry <andrew.hendry@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Andrew Hendry
2007-02-08 13:34:02 -08:00
committed by David S. Miller
parent e610e679dd
commit 95a9dc4390
6 changed files with 220 additions and 8 deletions
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3
net/x25/x25_route.c
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@ -119,6 +119,9 @@ void x25_route_device_down(struct net_device *dev)
__x25_remove_route(rt);
}
write_unlock_bh(&x25_route_list_lock);
/* Remove any related forwarding */
x25_clear_forward_by_dev(dev);
}
/*