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From: Christoph Lameter on 7 Apr 2010 13:00
On Wed, 7 Apr 2010, Pekka Enberg wrote:

> +int kern_ptr_validate(const void *ptr, unsigned long size)
> +{
> + unsigned long addr = (unsigned long)ptr;
> + unsigned long min_addr = PAGE_OFFSET;

Use the min_addr from the security subsystem?

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Prev: ext4: memory leakage in ext4_mb_init()
Next: slub: Fix kmem_ptr_validate() for non-kernel pointers