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Date: Thu, 7 Jul 2016 08:37:10 +0300
From: Baruch Siach <baruch@tkos.co.il>
To: Kees Cook <keescook@chromium.org>
Cc: linux-kernel@vger.kernel.org, Jan Kara <jack@suse.cz>,
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Subject: Re: [PATCH 1/9] mm: Hardened usercopy
Message-ID: <20160707053710.GH2118@tarshish>
References: <1467843928-29351-1-git-send-email-keescook@chromium.org>
 <1467843928-29351-2-git-send-email-keescook@chromium.org>
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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

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