Re: [PATCH] netconsole: fix BUG during net device "upping"

From: David Miller
Date: Mon Mar 23 2009 - 00:21:35 EST


From: Matt Mackall <mpm@xxxxxxxxxxx>
Date: Sun, 22 Mar 2009 20:20:58 -0500

> On Sun, 2009-03-22 at 12:02 +0100, Marcin Slusarz wrote:
> > When ndo_open (eg skge_up) function printks something, netconsole decides
> > it can use this device because it checks state only (netif_running) which is
> > set before ndo_open. Check device flags too.
>
> That's fairly unfortunate semantics for netif_running. But if Dave
> agrees that it's reasonable for that to be set to true at this point in
> time, then I guess we'll go with it.

These kind of printk's simply are not allowed, we've removed such
printk's from other driver ->open() methods to fix this problem and
that's what should be done here.

I'm rejecting this patch.
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