linux-kernel - Re: [PATCH] (2.4.26-rc3-mm2) -mm Update CAP_LAST_CAP to reflect CAP_MAC

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Date:	Wed, 28 Nov 2007 20:50:39 -0600
From:	"Serge E. Hallyn" <serue@...ibm.com>
To:	Casey Schaufler <casey@...aufler-ca.com>
Cc:	akpm@...l.org, torvalds@...l.org, linux-kernel@...r.kernel.org,
	linux-security-module@...r.kernel.org
Subject: Re: [PATCH] (2.4.26-rc3-mm2) -mm Update CAP_LAST_CAP to reflect
	CAP_MAC_ADMIN

Quoting Casey Schaufler (casey@...aufler-ca.com):
> From: Casey Schaufler <casey@...aufler-ca.com>
> 
> Bump the value of CAP_LAST_CAP to reflect the current last cap value.
> It appears that the patch that introduced CAP_LAST_CAP and the patch
> that introduced CAP_MAC_ADMIN came in more or less at the same time.
> 
> Signed-off-by: Casey Schaufler <casey@...aufler-ca.com>

Signed-off-by: Serge Hallyn <serue@...ibm.com>


> 
> ---
> 
>  include/linux/capability.h |    8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)
> 
> 
> diff -uprN -X linux-2.6.24-rc3-mm2-base/Documentation/dontdiff linux-2.6.24-rc3-mm2-base/include/linux/capability.h linux-2.6.24-rc3-mm2-lastcap/include/linux/capability.h
> --- linux-2.6.24-rc3-mm2-base/include/linux/capability.h	2007-11-27 16:47:02.000000000 -0800
> +++ linux-2.6.24-rc3-mm2-lastcap/include/linux/capability.h	2007-11-28 14:04:57.000000000 -0800
> @@ -315,10 +315,6 @@ typedef struct kernel_cap_struct {
> 
>  #define CAP_SETFCAP	     31
> 
> -#define CAP_LAST_CAP         CAP_SETFCAP
> -
> -#define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP)
> -
>  /* Override MAC access.
>     The base kernel enforces no MAC policy.
>     An LSM may enforce a MAC policy, and if it does and it chooses
> @@ -336,6 +332,10 @@ typedef struct kernel_cap_struct {
> 
>  #define CAP_MAC_ADMIN        33
> 
> +#define CAP_LAST_CAP         CAP_MAC_ADMIN
> +
> +#define cap_valid(x) ((x) >= 0 && (x) <= CAP_LAST_CAP)
> +
>  /*
>   * Bit location of each capability (used by user-space library and kernel)
>   */
> 
> -
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