From: "Måns Rullgård" <mru@kth.se>
To: linux-kernel@vger.kernel.org
Subject: Re: Oops in register_chrdev, what did I do?
Date: Mon, 02 Aug 2004 11:36:15 +0200 [thread overview]
Message-ID: <yw1xllgxg9v4.fsf@kth.se> (raw)
In-Reply-To: <yw1xwu0i1vcp.fsf@kth.se>
Måns Rullgård <mru@kth.se> writes:
> While experimenting a bit with a small kernel module, I got this
> oops. Digging further, I found that /proc/devices had an entry saying
>
> 248 <NULL>
>
> which would indicate that I passed a NULL name to register_chrdev(),
> only I didn't. I used a string constant, so I can't see what changed
> it to NULL along the way.
>
> What am I missing here?
There was some confusion with compiler versions and flags, most
notably -mregparm. Fixed now. Sorry for the noise.
OTOH, wouldn't it be a good idea to refuse loading modules not
matching the running kernel?
--
Måns Rullgård
mru@kth.se
next prev parent reply other threads:[~2004-08-02 9:36 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2004-08-01 20:01 Måns Rullgård
2004-08-02 1:09 ` Tommy Reynolds
2004-08-02 8:15 ` Måns Rullgård
2004-08-02 9:36 ` Måns Rullgård [this message]
2004-08-02 9:39 ` Arjan van de Ven
2004-08-02 10:09 ` Måns Rullgård
2004-08-02 10:10 ` Arjan van de Ven
2004-08-02 12:53 ` Måns Rullgård
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