linux-kernel - Re: [PATCH 8/15] apparmor: fix module parameter handling

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Date:	Thu, 15 Dec 2011 05:21:46 -0800
From:	John Johansen <john.johansen@...onical.com>
To:	Rusty Russell <rusty@...tcorp.com.au>
CC:	lkml - Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Pawel Moll <pawel.moll@....com>,
	James Morris <jmorris@...ei.org>,
	linux-security-module@...r.kernel.org
Subject: Re: [PATCH 8/15] apparmor: fix module parameter handling

On 12/14/2011 07:11 PM, Rusty Russell wrote:
> The 'aabool' wrappers actually pass off to the 'bool' parse functions,
> so you should use the same check function.  Similarly for aauint and
> uint.
> 
yep, thanks Rusty

> (Note that 'bool' module parameters also allow 'int', which is why you
> got away with this, but that's changing very soon.)
> 
> Cc: John Johansen <john.johansen@...onical.com>
> Cc: James Morris <jmorris@...ei.org>
> Cc: linux-security-module@...r.kernel.org
> Signed-off-by: Rusty Russell <rusty@...tcorp.com.au>
Acked-by: John Johansen <john.johansen@...onical.com>

> ---
>  security/apparmor/lsm.c |    6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
> 
> diff --git a/security/apparmor/lsm.c b/security/apparmor/lsm.c
> --- a/security/apparmor/lsm.c
> +++ b/security/apparmor/lsm.c
> @@ -671,7 +671,7 @@ static struct security_operations apparm
>  
>  static int param_set_aabool(const char *val, const struct kernel_param *kp);
>  static int param_get_aabool(char *buffer, const struct kernel_param *kp);
> -#define param_check_aabool(name, p) __param_check(name, p, int)
> +#define param_check_aabool param_check_bool
>  static struct kernel_param_ops param_ops_aabool = {
>  	.set = param_set_aabool,
>  	.get = param_get_aabool
> @@ -679,7 +679,7 @@ static struct kernel_param_ops param_ops
>  
>  static int param_set_aauint(const char *val, const struct kernel_param *kp);
>  static int param_get_aauint(char *buffer, const struct kernel_param *kp);
> -#define param_check_aauint(name, p) __param_check(name, p, int)
> +#define param_check_aauint param_check_uint
>  static struct kernel_param_ops param_ops_aauint = {
>  	.set = param_set_aauint,
>  	.get = param_get_aauint
> @@ -687,7 +687,7 @@ static struct kernel_param_ops param_ops
>  
>  static int param_set_aalockpolicy(const char *val, const struct kernel_param *kp);
>  static int param_get_aalockpolicy(char *buffer, const struct kernel_param *kp);
> -#define param_check_aalockpolicy(name, p) __param_check(name, p, int)
> +#define param_check_aalockpolicy param_check_bool
>  static struct kernel_param_ops param_ops_aalockpolicy = {
>  	.set = param_set_aalockpolicy,
>  	.get = param_get_aalockpolicy

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