netdev - Re: [PATCH] WAN: fix Cisco HDLC handshaking.

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Date:	Tue, 13 Oct 2009 03:18:22 -0700 (PDT)
From:	David Miller <davem@...emloft.net>
To:	khc@...waw.pl
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH] WAN: fix Cisco HDLC handshaking.

From: Krzysztof Halasa <khc@...waw.pl>
Date: Fri, 09 Oct 2009 18:16:10 +0200

> WAN: fix Cisco HDLC handshaking.
> 
> Cisco HDLC uses keepalive packets and sequence numbers to determine link
> state. In rare cases both ends could transmit keepalive packets at the same
> time, causing the received sequence numbers to be treated as incorrect.
> Now we accept our current sequence number as well as the previous one.
> 
> Signed-off-by: Krzysztof Hałasa <khc@...waw.pl>

Applied, thanks!