apparmor: cleanup __find_child()

Signed-off-by: NJohn Johansen <john.johansen@canonical.com>

security/apparmor/policy.c

@@ -397,33 +397,33 @@ struct aa_profile *aa_new_null_profile(struct aa_profile *parent, bool hat,
 /* TODO: profile accounting - setup in remove */
 
 /**
- * __find_child - find a profile on @head list with a name matching @name
+ * __strn_find_child - find a profile on @head list using substring of @name
  * @head: list to search  (NOT NULL)
  * @name: name of profile (NOT NULL)
+ * @len: length of @name substring to match
  *
  * Requires: rcu_read_lock be held
  *
  * Returns: unrefcounted profile ptr, or NULL if not found
  */
-static struct aa_profile *__find_child(struct list_head *head, const char *name)
+static struct aa_profile *__strn_find_child(struct list_head *head,
+					    const char *name, int len)
 {
-	return (struct aa_profile *)__policy_find(head, name);
+	return (struct aa_profile *)__policy_strn_find(head, name, len);
 }
 
 /**
- * __strn_find_child - find a profile on @head list using substring of @name
+ * __find_child - find a profile on @head list with a name matching @name
  * @head: list to search  (NOT NULL)
  * @name: name of profile (NOT NULL)
- * @len: length of @name substring to match
  *
  * Requires: rcu_read_lock be held
  *
  * Returns: unrefcounted profile ptr, or NULL if not found
  */
-static struct aa_profile *__strn_find_child(struct list_head *head,
-					    const char *name, int len)
+static struct aa_profile *__find_child(struct list_head *head, const char *name)
 {
-	return (struct aa_profile *)__policy_strn_find(head, name, len);
+	return __strn_find_child(head, name, strlen(name));
 }
 
 /**