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From: Felix Fietkau <nbd@openwrt•org>
To: Stephen Hemminger <stephen@networkplumber•org>
Cc: netdev@vger•kernel.org
Subject: Re: [PATCH net] bridge: allow receiption on disabled port
Date: Fri, 11 Oct 2013 12:18:15 +0200	[thread overview]
Message-ID: <5257D067.2050607@openwrt.org> (raw)
In-Reply-To: <20131010193551.462fc1f8@nehalam.linuxnetplumber.net>

On 2013-10-11 4:35 AM, Stephen Hemminger wrote:
> This is what I was thinking would be better.
> 
> Don't want these packets leaking into PRE_ROUTEING chain or have
> any chance to get flooded out other ports.
> 
> Compile tested only...
> 
> I could use another goto instead but that becomes spaghetti and
> never like to jump back into a block.
[...]
>  forward:
>  	switch (p->state) {
> +	case BR_STATE_DISABLED:
> +		if (!ether_addr_equal(p->br->dev->dev_addr, dest))
> +			goto drop;
Checking against the bridge device address isn't enough, WPA EAPOL
packets are addressed to the wifi device MAC address.

- Felix

  reply	other threads:[~2013-10-11 10:18 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-10-10 12:52 [PATCH net] bridge: allow receiption on disabled port Felix Fietkau
2013-10-10 20:36 ` Stephen Hemminger
2013-10-10 20:56   ` Felix Fietkau
2013-10-10 21:52     ` Stephen Hemminger
2013-10-10 22:08       ` Felix Fietkau
2013-10-11  2:35     ` Stephen Hemminger
2013-10-11 10:18       ` Felix Fietkau [this message]
2013-10-11 15:10         ` Stephen Hemminger

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