kernel-hardening - Re: [PATCH] signals: Move put_compat_sigset to compat.h to silence hardened usercopy

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Date: Fri, 2 Mar 2018 21:40:06 +0000
From: James Hogan <jhogan@...nel.org>
To: Kees Cook <keescook@...omium.org>
Cc: Matt Redfearn <matt.redfearn@...s.com>,
	"Dmitry V . Levin" <ldv@...linux.org>,
	Al Viro <viro@...iv.linux.org.uk>,
	Kernel Hardening <kernel-hardening@...ts.openwall.com>,
	Linux MIPS Mailing List <linux-mips@...ux-mips.org>
Subject: Re: [PATCH] signals: Move put_compat_sigset to compat.h to silence
 hardened usercopy

On Mon, Feb 19, 2018 at 03:55:27PM -0800, Kees Cook wrote:
> On Mon, Feb 19, 2018 at 8:55 AM, Matt Redfearn <matt.redfearn@...s.com> wrote:
> > Move put_compat_sigset to compat.h, and mark it static inline. This
> > fixes the WARN on MIPS.
> >
> > Fixes: afcc90f8621e ("usercopy: WARN() on slab cache usercopy region violations")
> > Signed-off-by: Matt Redfearn <matt.redfearn@...s.com>
> 
> Thanks for the catch and fix!
> 
> Acked-by: Kees Cook <keescook@...omium.org>

Thanks Kees. I've applied this on the assumption nobody objects to it
going via the MIPS tree.

Cheers
James

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