netdev - Re: problem with flowi structure

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Date:	Sat, 2 Oct 2010 01:46:55 +0200 (CEST)
From:	Jan Engelhardt <jengelh@...ozas.de>
To:	Nicola Padovano <nicola.padovano@...il.com>
cc:	Eric Dumazet <eric.dumazet@...il.com>,
	AIJAZ BAIG <aijazbaig1@...il.com>,
	netfilter-devel <netfilter-devel@...r.kernel.org>,
	netdev@...r.kernel.org
Subject: Re: problem with flowi structure


On Friday 2010-09-17 20:25, Nicola Padovano wrote:
>
>[CODE]
>if (hooknumber == NF_INET_LOCAL_IN) fl.nl_u.ip4_u.saddr = niph->saddr;
>  //niph is the pointer to ip header of the packet to send
>if (hooknumber == NF_INET_FORWARD) fl.nl_u.ip4_u.saddr = 0;
>[/CODE]
>
>so, i don't understand why saddr = 0 when the hooknumber is NF_INET_FORWARD....
>
>this is the real problem.

0 is automatic address selection.
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