Re: [Qemu-devel] CONFIG_QEMU patch

[Rusty Russell]

In message <address@hidden> you write:
>    From: Rusty Russell <address@hidden>
>    Date: Thu, 10 Jul 2003 15:46:24 +1000
>    
>    and also avoids a user access trap in
>    copy_mount_options() which OOPSes under QEMU.
> 
> Is this a bug in this kernel code or a QEMU issue?

QEMU, definitely.  copy_mount_options() is the only place where the
copy_from_user regularly fails.  That's mainly because it's bad code,
but it's a useful canary for exactly this readson.

Cheers,
Rusty.
--
  Anyone who quotes me in their sig is an idiot. -- Rusty Russell.