Re: [PATCH] userspace access in net-ioctl()s.

Philipp Rumpf (prumpf@jcsbs.lanobis.de)
Fri, 8 Jan 1999 15:50:38 +0100

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On Thu, Jan 07, 1999 at 04:21:52AM +0100, Daniel Kobras wrote:
> copy_(from|to)_user() calls to behave the way I'd expected it to. Digging
> a little bit further, I found the same in various other ioctl()-code in

Is there any disadvantage of changing the kernel to use a struct containing
a pointer for untrusted user pointers ? This would prevent most accidents
with them, I think.

Philipp Rumpf

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