kern/164490: [pfil] Incorrect IP checksum on pfil pass from ip_output()

[Maxim Ignatenko]

The following reply was made to PR kern/164490; it has been noted by GNATS.

From: Maxim Ignatenko <gelraen.ua at gmail.com>
To: bug-followup at freebsd.org
Cc:  
Subject: Re: kern/164490: [pfil] Incorrect IP checksum on pfil pass from ip_output()
Date: Sat, 7 Apr 2012 10:17:20 +0300

 Method described in http://www.faqs.org/rfcs/rfc1624.html can be used to 
 update checksum in ip_forward() after decreasing TTL.