Re: [lwip-users] patch etharp

[Andreas Becker]

Hi Leon,

ok, I agree with you.

Thank you.

Am Montag, 24. Januar 2005 22:40 schrieben Sie:
> Hello Andreas,
>
> I have read both this and your subsequent email.
>
> On Mon, 24 Jan 2005 11:04:21 +0100, "Andreas Becker"
>
> <address@hidden> said:
> > I noticed an wrong behavior, if we do an DHCP_DOES_ARP_CHECK with an
> > unconfigured interface.
>
> We only want to pass ARP replies to DHCP when needed (to avoid
> unnecessary overhead).
>
> In a strict sense, this is when the DHCP client attached to an interface
> is in 'DHCP_CHECKING' state.
>
> For performance reasons, we want to evaluate the strongest condition
> first. The strongest
> condition, without doubt, is whether an interface is DHCP_CHECKING, not
> if the IP address or
> Ethernet address of the ARP reply matches (as there is constant ARP
> traffic).
>
> I therefore simply removed the redundant condition in etharp.c.
>
> It was wrong for a interface that were reconfigured (as it only passed
> when the netif IP address
> was zero).
>
> Committed in CVS HEAD.
>
> Leon.
>
>
>
>
>
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