Re: [PATCH] of: Use proper types for checking memory overflow

From: Geert Uytterhoeven
Date: Tue Jul 08 2014 - 03:15:42 EST

On Tue, Jul 8, 2014 at 2:45 AM, Laura Abbott <lauraa@xxxxxxxxxxxxxx> wrote:
> Commit a67a6ed15513541579d38bcbd127e7be170710e5
> (of: Check for phys_addr_t overflows in early_init_dt_add_memory_arch)
> corrected early_init_dt_add_memory_arch to account for overflows
> but did so in an unclean way using ULONG_MAX. There is no
> guarantee that sizeof(unsigned long) == sizeof(phys_addr_t).
> Check against phys_addr_t instead.


> Signed-off-by: Laura Abbott <lauraa@xxxxxxxxxxxxxx>

Tested-by: Geert Uytterhoeven <geert@xxxxxxxxxxxxxx>



Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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