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-rw-r--r--security/smack/smackfs.c33
1 files changed, 11 insertions, 22 deletions
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index ab167037b2d..269b270c647 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -447,7 +447,7 @@ static ssize_t smk_write_rules_list(struct file *file, const char __user *buf,
struct list_head *rule_list,
struct mutex *rule_lock, int format)
{
- struct smack_parsed_rule *rule;
+ struct smack_parsed_rule rule;
char *data;
int datalen;
int rc = -EINVAL;
@@ -479,47 +479,36 @@ static ssize_t smk_write_rules_list(struct file *file, const char __user *buf,
goto out;
}
- rule = kzalloc(sizeof(*rule), GFP_KERNEL);
- if (rule == NULL) {
- rc = -ENOMEM;
- goto out;
- }
-
if (format == SMK_LONG_FMT) {
/*
* Be sure the data string is terminated.
*/
data[count] = '\0';
- if (smk_parse_long_rule(data, rule, 1, 0))
- goto out_free_rule;
+ if (smk_parse_long_rule(data, &rule, 1, 0))
+ goto out;
} else if (format == SMK_CHANGE_FMT) {
data[count] = '\0';
- if (smk_parse_long_rule(data, rule, 1, 1))
- goto out_free_rule;
+ if (smk_parse_long_rule(data, &rule, 1, 1))
+ goto out;
} else {
/*
* More on the minor hack for backward compatibility
*/
if (count == (SMK_OLOADLEN))
data[SMK_OLOADLEN] = '-';
- if (smk_parse_rule(data, rule, 1))
- goto out_free_rule;
+ if (smk_parse_rule(data, &rule, 1))
+ goto out;
}
if (rule_list == NULL) {
load = 1;
- rule_list = &rule->smk_subject->smk_rules;
- rule_lock = &rule->smk_subject->smk_rules_lock;
+ rule_list = &rule.smk_subject->smk_rules;
+ rule_lock = &rule.smk_subject->smk_rules_lock;
}
- rc = smk_set_access(rule, rule_list, rule_lock, load);
- if (rc == 0) {
+ rc = smk_set_access(&rule, rule_list, rule_lock, load);
+ if (rc == 0)
rc = count;
- goto out;
- }
-
-out_free_rule:
- kfree(rule);
out:
kfree(data);
return rc;