Re: [PATCH] Smack: fix for /smack/access output, use string insteadof byte

[Casey Schaufler]

On 10/10/2011 4:29 AM, Jarkko Sakkinen wrote:
> Small fix for the output of access SmackFS file. Use string
> is instead of byte. Makes it easier to extend API if it is
> needed.
>
> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@xxxxxxxxx>

Applied to git://gitorious.org/smack-next/kernel.git

> ---
>  security/smack/smackfs.c |    7 +++++--
>  1 files changed, 5 insertions(+), 2 deletions(-)
>
> diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
> index 54f6e18..5498c4a 100644
> --- a/security/smack/smackfs.c
> +++ b/security/smack/smackfs.c
> @@ -1497,6 +1497,7 @@ static ssize_t smk_write_access(struct file *file, const char __user *buf,
>  {
>  	struct smack_rule rule;
>  	char *data;
> +	int res;
>  
>  	if (!capable(CAP_MAC_ADMIN))
>  		return -EPERM;
> @@ -1508,8 +1509,10 @@ static ssize_t smk_write_access(struct file *file, const char __user *buf,
>  	if (count < SMK_LOADLEN || smk_parse_rule(data, &rule))
>  		return -EINVAL;
>  
> -	data[0] = smk_access(rule.smk_subject, rule.smk_object,
> -			     rule.smk_access, NULL) == 0;
> +	res = smk_access(rule.smk_subject, rule.smk_object, rule.smk_access,
> +			  NULL);
> +	data[0] = res == 0 ? '1' : '0';
> +	data[1] = '\0';
>  
>  	simple_transaction_set(file, 1);
>  	return SMK_LOADLEN;

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