enable null pointer hardening by default

[Pete Zaitcev]

On Sat, 22 Dec 2007 10:00:34 +0000, David Woodhouse <dwmw2 at infradead.org> wrote:
> On Thu, 2007-12-13 at 10:58 -0500, Eric Paris wrote:

> > -unsigned long mmap_min_addr;		/* 0 means no protection */
> > +unsigned long mmap_min_addr = 65536;		/* protect first 64k */
> 
> 64kB would be 64000. If you mean 65536, it's 64KiB.

Not in my code.

Frankly, there are few dumber things than kibibits in computing.

-- Pete