linux-kernel - Re: [PATCH] audit: Fix decimal constant description

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Date:	Wed, 05 Jun 2013 16:53:02 +0200
From:	Michal Simek <monstr@...str.eu>
To:	Michal Simek <michal.simek@...inx.com>
CC:	linux-kernel@...r.kernel.org, Al Viro <viro@...iv.linux.org.uk>,
	Eric Paris <eparis@...hat.com>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Subject: Re: [PATCH] audit: Fix decimal constant description

Hi guys,

any comment on this?

Geert: I fixes one warning reported in your regression log.

Thanks,
Michal

On 05/23/2013 08:03 AM, Michal Simek wrote:
> Use proper decimal type for comparison with u32.
> 
> Compilation warning was introduced by:
> "audit: Make testing for a valid loginuid explicit."
> (sha1: 780a7654cee8d61819512385e778e4827db4bfbc)
> 
> Warning:
> kernel/auditfilter.c: In function 'audit_data_to_entry':
> kernel/auditfilter.c:426:3: warning: this decimal constant
> is unsigned only in ISO C90 [enabled by default]
>    if ((f->type == AUDIT_LOGINUID) && (f->val == 4294967295)) {
> 
> Signed-off-by: Michal Simek <michal.simek@...inx.com>
> CC: Al Viro <viro@...iv.linux.org.uk>
> CC: Eric Paris <eparis@...hat.com>
> ---
>  kernel/auditfilter.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/kernel/auditfilter.c b/kernel/auditfilter.c
> index 83a2970..cfa1f73 100644
> --- a/kernel/auditfilter.c
> +++ b/kernel/auditfilter.c
> @@ -423,7 +423,7 @@ static struct audit_entry *audit_data_to_entry(struct audit_rule_data *data,
>  		f->lsm_rule = NULL;
> 
>  		/* Support legacy tests for a valid loginuid */
> -		if ((f->type == AUDIT_LOGINUID) && (f->val == 4294967295)) {
> +		if ((f->type == AUDIT_LOGINUID) && (f->val == ~0U)) {
>  			f->type = AUDIT_LOGINUID_SET;
>  			f->val = 0;
>  		}
> --
> 1.8.2.3
> 


-- 
Michal Simek, Ing. (M.Eng), OpenPGP -> KeyID: FE3D1F91
w: www.monstr.eu p: +42-0-721842854
Maintainer of Linux kernel - Microblaze cpu - http://www.monstr.eu/fdt/
Maintainer of Linux kernel - Xilinx Zynq ARM architecture
Microblaze U-BOOT custodian and responsible for u-boot arm zynq platform



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