linux-kernel - Re: [PATCH] security/smack/smack_lsm.c: Fix build error when CONFIG_SECURITY_SMACK

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Date:	Thu, 13 Aug 2015 21:06:06 -0700
From:	Casey Schaufler <casey@...aufler-ca.com>
To:	Murilo Opsfelder Araujo <mopsfelder@...il.com>,
	linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org
Cc:	t.vivek@...sung.com, a.sahrawat@...sung.com,
	james.l.morris@...cle.com, serge@...lyn.com
Subject: Re: [PATCH] security/smack/smack_lsm.c: Fix build error when
 CONFIG_SECURITY_SMACK_BRINGUP is not defined

On 8/13/2015 5:52 PM, Murilo Opsfelder Araujo wrote:
> This change fixes the following build error when
> CONFIG_SECURITY_SMACK_BRINGUP is not defined:
>
> security/smack/smack_lsm.c: In function ‘smack_parse_opts_str’:
> security/smack/smack_lsm.c:618:26: error: ‘tokens’ undeclared (first use in this function)
>    token = match_token(p, tokens, args);
>                           ^
> security/smack/smack_lsm.c:618:26: note: each undeclared identifier is reported only once for each function it appears in
>
> The above has been introduced by commit
> 3bf2789cad9e6573dc19a6c3d123c2c049f2d90f "smack: allow mount opts setting over filesystems with binary mount data".
>
> Signed-off-by: Murilo Opsfelder Araujo <mopsfelder@...il.com>

I have already made a pull request for an almost identical patch
to James' next tree.

> ---
>  security/smack/smack_lsm.c | 16 ++++++++--------
>  1 file changed, 8 insertions(+), 8 deletions(-)
>
> diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
> index 54fb3a1..6201907 100644
> --- a/security/smack/smack_lsm.c
> +++ b/security/smack/smack_lsm.c
> @@ -57,14 +57,6 @@ LIST_HEAD(smk_ipv6_port_list);
>  static struct kmem_cache *smack_inode_cache;
>  int smack_enabled;
>  
> -#ifdef CONFIG_SECURITY_SMACK_BRINGUP
> -static char *smk_bu_mess[] = {
> -	"Bringup Error",	/* Unused */
> -	"Bringup",		/* SMACK_BRINGUP_ALLOW */
> -	"Unconfined Subject",	/* SMACK_UNCONFINED_SUBJECT */
> -	"Unconfined Object",	/* SMACK_UNCONFINED_OBJECT */
> -};
> -
>  static const match_table_t tokens = {
>  	{Opt_fsdefault, SMK_FSDEFAULT "%s"},
>  	{Opt_fsfloor, SMK_FSFLOOR "%s"},
> @@ -74,6 +66,14 @@ static const match_table_t tokens = {
>  	{Opt_error, NULL},
>  };
>  
> +#ifdef CONFIG_SECURITY_SMACK_BRINGUP
> +static char *smk_bu_mess[] = {
> +	"Bringup Error",	/* Unused */
> +	"Bringup",		/* SMACK_BRINGUP_ALLOW */
> +	"Unconfined Subject",	/* SMACK_UNCONFINED_SUBJECT */
> +	"Unconfined Object",	/* SMACK_UNCONFINED_OBJECT */
> +};
> +
>  static void smk_bu_mode(int mode, char *s)
>  {
>  	int i = 0;

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