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-rw-r--r--security/smack/smackfs.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index 13743a01b35b..366b8356f75b 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -67,6 +67,7 @@ enum smk_inos {
/*
* List locks
*/
+static DEFINE_MUTEX(smack_master_list_lock);
static DEFINE_MUTEX(smack_cipso_lock);
static DEFINE_MUTEX(smack_ambient_lock);
static DEFINE_MUTEX(smk_net4addr_lock);
@@ -262,12 +263,16 @@ static int smk_set_access(struct smack_parsed_rule *srp,
* it needs to get added for reporting.
*/
if (global) {
+ mutex_unlock(rule_lock);
smlp = kzalloc(sizeof(*smlp), GFP_KERNEL);
if (smlp != NULL) {
smlp->smk_rule = sp;
+ mutex_lock(&smack_master_list_lock);
list_add_rcu(&smlp->list, &smack_rule_list);
+ mutex_unlock(&smack_master_list_lock);
} else
rc = -ENOMEM;
+ return rc;
}
}