netdev - Re: mac80211 truesize bugs

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Message-Id: <1209818282.3987.23.camel@johannes.berg>
Date:	Sat, 03 May 2008 14:38:01 +0200
From:	Johannes Berg <johannes@...solutions.net>
To:	Herbert Xu <herbert@...dor.apana.org.au>
Cc:	David Miller <davem@...emloft.net>, mb@...sch.de,
	netdev@...r.kernel.org, linux-wireless@...r.kernel.org
Subject: Re: mac80211 truesize bugs

On Thu, 2008-05-01 at 19:03 +0800, Herbert Xu wrote:
> On Thu, May 01, 2008 at 12:58:20PM +0200, Johannes Berg wrote:
> >
> > Indeed. But then why did we never see this bug w/o monitor interfaces
> > and this reinjection?
> 
> The debugging only catches it if the expanded area actually
> gets used, e.g., by skb_push.

Why, btw? It's not too hard to check the allocated size, no?

johannes

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