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From: Jeff Garzik <jgarzik@pobox.com>
To: Herbert Xu <herbert@gondor.apana.org.au>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>,
	snakebyte@gmx.de, linux-kernel@vger.kernel.org,
	netdev@vger.kernel.org, davem@davemloft.net
Subject: Re: Memory corruption in 8390.c ? (was Re: Possible leaks in network drivers)
Date: Thu, 22 Jun 2006 04:22:22 -0400	[thread overview]
Message-ID: <449A533E.4090201@pobox.com> (raw)
In-Reply-To: <20060622023029.GA6156@gondor.apana.org.au>

Herbert Xu wrote:
> This patch uses pskb_expand_head to expand the existing skb and linearize

Seems sane to me.


> it if needed.  Actually, someone should sift through every instance of
> skb_pad on a non-linear skb as they do not fit the reasons why this was
> originally created.

Non-linear skbs smaller than ETH_ZLEN seem unlikely.

Overall, the skb_pad() changes were made over a short span of time, 
often to older and under-used drivers, so I would not be surprised to 
find rough edges or the occasional bug.

	Jeff



  reply	other threads:[~2006-06-22  8:22 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
     [not found] <1150909982.15275.100.camel@localhost.localdomain>
2006-06-22  0:55 ` Memory corruption in 8390.c ? (was Re: Possible leaks in network drivers) Herbert Xu
2006-06-22  2:30   ` Herbert Xu
2006-06-22  8:22     ` Jeff Garzik [this message]
2006-06-22  8:29       ` Herbert Xu
2006-06-22  8:57         ` Jeff Garzik
2006-06-22  9:02           ` Herbert Xu
2006-06-22  9:12             ` Herbert Xu
2006-06-22  8:26     ` Memory corruption in 8390.c ? David Miller
2006-06-22  8:30       ` Herbert Xu
2006-06-22  8:34         ` David Miller
2006-06-22 11:34           ` Alan Cox
2006-06-22 11:29             ` Herbert Xu
2006-06-22 13:25               ` Alan Cox
2006-06-23  3:32                 ` Jeff Garzik
2006-06-22 11:33             ` Arjan van de Ven
2006-06-22 12:00               ` Erik Mouw
2006-06-22 13:10               ` Alan Cox

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