diff --git a/security/selinux/ss/policydb.c b/security/selinux/ss/policydb.c
index 4f584fb71ef9..c57802a164d5 100644
--- a/security/selinux/ss/policydb.c
+++ b/security/selinux/ss/policydb.c
@@ -156,12 +156,11 @@ static int roles_init(struct policydb *p)
 		rc = -EINVAL;
 		goto out_free_role;
 	}
-	key = kmalloc(strlen(OBJECT_R) + 1, GFP_KERNEL);
+	key = kstrdup(OBJECT_R, GFP_KERNEL);
 	if (!key) {
 		rc = -ENOMEM;
 		goto out_free_role;
 	}
-	strcpy(key, OBJECT_R);
 	rc = hashtab_insert(p->p_roles.table, key, role);
 	if (rc)
 		goto out_free_key;