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Date: Thu, 7 Jul 2016 08:37:10 +0300 From: Baruch Siach <baruch@...s.co.il> To: Kees Cook <keescook@...omium.org> Cc: linux-kernel@...r.kernel.org, Jan Kara <jack@...e.cz>, kernel-hardening@...ts.openwall.com, Catalin Marinas <catalin.marinas@....com>, Will Deacon <will.deacon@....com>, linux-mm@...ck.org, sparclinux@...r.kernel.org, linux-ia64@...r.kernel.org, Christoph Lameter <cl@...ux.com>, Andrea Arcangeli <aarcange@...hat.com>, linux-arch@...r.kernel.org, Michael Ellerman <mpe@...erman.id.au>, x86@...nel.org, Russell King <linux@...linux.org.uk>, linux-arm-kernel@...ts.infradead.org, Benjamin Herrenschmidt <benh@...nel.crashing.org>, PaX Team <pageexec@...email.hu>, Borislav Petkov <bp@...e.de>, Mathias Krause <minipli@...glemail.com>, Fenghua Yu <fenghua.yu@...el.com>, Rik van Riel <riel@...hat.com>, Vitaly Wool <vitalywool@...il.com>, David Rientjes <rientjes@...gle.com>, Tony Luck <tony.luck@...el.com>, Andy Lutomirski <luto@...nel.org>, Joonsoo Kim <iamjoonsoo.kim@....com>, Dmitry Vyukov <dvyukov@...gle.com>, Laura Abbott <labbott@...oraproject.org>, Brad Spengler <spender@...ecurity.net>, Ard Biesheuvel <ard.biesheuvel@...aro.org>, Pekka Enberg <penberg@...nel.org>, Casey Schaufler <casey@...aufler-ca.com>, Andrew Morton <akpm@...ux-foundation.org>, linuxppc-dev@...ts.ozlabs.org, "David S. Miller" <davem@...emloft.net> Subject: Re: [PATCH 1/9] mm: Hardened usercopy Hi Kees, On Wed, Jul 06, 2016 at 03:25:20PM -0700, Kees Cook wrote: > +#ifdef CONFIG_HAVE_HARDENED_USERCOPY_ALLOCATOR Should be CONFIG_HARDENED_USERCOPY to match the slab/slub implementation condition. > +const char *__check_heap_object(const void *ptr, unsigned long n, > + struct page *page); > +#else > +static inline const char *__check_heap_object(const void *ptr, > + unsigned long n, > + struct page *page) > +{ > + return NULL; > +} > +#endif baruch -- http://baruch.siach.name/blog/ ~. .~ Tk Open Systems =}------------------------------------------------ooO--U--Ooo------------{= - baruch@...s.co.il - tel: +972.52.368.4656, http://www.tkos.co.il -
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