linux-kernel - Re: [PATCH] Fix BUILD_BUG_ON in fs/compat_ioctl.c to build with gcc 4.5 snapshot

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]

Message-Id: <200912211748.13017.arnd@arndb.de>
Date:	Mon, 21 Dec 2009 17:48:12 +0100
From:	Arnd Bergmann <arnd@...db.de>
To:	Andi Kleen <andi@...stfloor.org>
Cc:	torvalds@...ux-foundation.org, linux-kernel@...r.kernel.org,
	jbeulich@...ell.com, rusty@...tcorp.com.au, rguenther@...e.de
Subject: Re: [PATCH] Fix BUILD_BUG_ON in fs/compat_ioctl.c to build with gcc 4.5 snapshot

On Sunday 20 December 2009, Andi Kleen wrote:
> ===================================================================
> --- linux-2.6.33-rc1-ak.orig/fs/compat_ioctl.c
> +++ linux-2.6.33-rc1-ak/fs/compat_ioctl.c
> @@ -1649,8 +1649,10 @@ static int compat_ioctl_check_table(unsi
>  {
>         int i;
>         const int max = ARRAY_SIZE(ioctl_pointer) - 1;
> +       extern void __ioctl_pointer_too_large(void);
>  
> -       BUILD_BUG_ON(max >= (1 << 16));
> +       if (max >= (1 << 16))
> +               __ioctl_pointer_too_large();
>  
>         /* guess initial offset into table, assuming a
>            normalized distribution */

Acked-by: Arnd Bergmann <arnd@...db.de>
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/