From: Ingo Molnar <mingo@elte.hu>
To: DM <dm.n9107@gmail.com>
Cc: Arjan van de Ven <arjan@infradead.org>,
linux-kernel@vger.kernel.org, rusty@rustcorp.com.au, ak@suse.de
Subject: Re: [patch 2/2] track and print last unloaded module in the oops trace
Date: Tue, 8 Jan 2008 17:18:46 +0100 [thread overview]
Message-ID: <20080108161846.GD32273@elte.hu> (raw)
In-Reply-To: <5eeb9ad90801080639h2992e9b7maec0339e4f763f65@mail.gmail.com>
* DM <dm.n9107@gmail.com> wrote:
> On Jan 8, 2008 3:26 PM, Arjan van de Ven <arjan@infradead.org> wrote:
> > >
> > > Why use sprintf? If a module name contains the % character we could
> > > overflow the buffer. Or is module-unloading root-only and we don't
> > > care?
> >
> > module loading isn't just root only; the name comes from an already loaded module.
> > If you can load kernel modules of your choice you own the entire kernel already anway
> >
>
> Still, strcpy seems like a better choice IMHO.
agreed, this just isnt obvious IMO:
+ sprintf(last_unloaded_module, mod->name);
Ingo
next prev parent reply other threads:[~2008-01-08 16:19 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2008-01-06 23:19 [patch 2/2] track and print last unloaded module in the oops trace Arjan van de Ven
2008-01-07 1:25 ` Rusty Russell
2008-01-08 11:23 ` Ingo Molnar
2008-01-08 11:52 ` Rusty Russell
2008-01-08 13:51 ` DM
2008-01-08 14:26 ` Arjan van de Ven
2008-01-08 14:39 ` DM
2008-01-08 16:18 ` Ingo Molnar [this message]
2008-01-08 21:20 ` Rusty Russell
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