netdev - Re: [PATCH] can: fix WARN_ON dump in net/core/rtnetlink.c:rtmsg

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Date:	Sun, 08 Nov 2009 00:46:02 -0800 (PST)
From:	David Miller <davem@...emloft.net>
To:	wg@...ndegger.com
Cc:	netdev@...r.kernel.org, socketcan-core@...ts.berlios.de
Subject: Re: [PATCH] can: fix WARN_ON dump in
 net/core/rtnetlink.c:rtmsg_ifinfo()

From: Wolfgang Grandegger <wg@...ndegger.com>
Date: Sat, 07 Nov 2009 10:53:13 +0100

> On older kernels, e.g. 2.6.27, a WARN_ON dump in rtmsg_ifinfo()
> is thrown when the CAN device is registered due to insufficient
> skb space, as reported by various users. This patch adds the
> rtnl_link_ops "get_size" to fix the problem. I think this patch
> is required for more recent kernels as well, even if no WARN_ON
> dumps are triggered. Maybe we also need "get_xstats_size" for
> the CAN xstats.
> 
> Signed-off-by: Wolfgang Grandegger <wg@...ndegger.com>

Applied to net-2.6, thanks Wolfgang.
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