Re: [PATCH] key: Convert big_key payload.data to struct

From: David Howells
Date: Tue May 09 2017 - 04:11:41 EST


Kees Cook <keescook@xxxxxxxxxxxx> wrote:

> This doesn't protect you against changes in struct path size,
> though... the existing code (and this proposal) will break if that
> ever happens...

True - in which case you should kmalloc() it as Eric suggests.

> What's the problem with defining the types at the top level? That
> seems like a nice place to see them all at once.

It means adding a bunch of dependencies to linux/key.h and union key_payload.

Have you considered why we don't just put all the definitions for all the
filesystems in linux/fs.h? By this logic it would seem like a nice place to
see them all at once.

David