On Mon, 5 Feb 2018 16:22:19 +0100 Adam Borowski <kilob...@angband.pl> wrote:
> My change touches %px only, where your concern doesn't apply. > > You're right, though, when it comes to %pK: > printk("%%pK: %pK, %%px: %px\n", 0, 0); > says > %pK: 00000000ba8bdc0a, %px: 0000000000000000 > > So what should we do? Avoid hashing 0? Print a special value? My personal opinion is that NULL should stay NULL and not be hashed. What security issue could be leaked by a NULL? I'm not a security person, that's a real question. -- Steve