Re: [PATCH v4 1/2] kernel.h: Introduce const_max() for VLA removal

From: Kees Cook
Date: Thu Mar 15 2018 - 19:49:37 EST


On Thu, Mar 15, 2018 at 4:46 PM, Linus Torvalds
<torvalds@xxxxxxxxxxxxxxxxxxxx> wrote:
> What I'm *not* so much ok with is "const_max(5,sizeof(x))" erroring
> out, or silently causing insane behavior due to hidden subtle type
> casts..

Yup! I like it as an explicit argument. Thanks!

-Kees

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Kees Cook
Pixel Security