Re: [PATCH] Protection for exploiting null dereference using mmap

[Alan Cox]

On Tue, Jun 05, 2007 at 05:00:51PM -0400, James Morris wrote:
> This should be an unsigned long.
> 
> I wonder if the default should be for this value to be zero (i.e. preserve 
> existing behavior).  It could break binaries, albeit potentially insecure 

Agreed - DOSemu type apps and lrmi need to map at zero for vm86
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