TOMOYO: Merge path_group and number_group.

Use common code for "path_group" and "number_group".

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: James Morris <jmorris@namei.org>
diff --git a/security/tomoyo/util.c b/security/tomoyo/util.c
index 945eeef..20abba2 100644
--- a/security/tomoyo/util.c
+++ b/security/tomoyo/util.c
@@ -92,7 +92,7 @@
 	if (!tomoyo_correct_word(filename))
 		return false;
 	if (filename[0] == '@') {
-		ptr->group = tomoyo_get_path_group(filename + 1);
+		ptr->group = tomoyo_get_group(filename + 1, TOMOYO_PATH_GROUP);
 		ptr->is_group = true;
 		return ptr->group != NULL;
 	}
@@ -117,7 +117,7 @@
 	if (data[0] == '@') {
 		if (!tomoyo_correct_word(data))
 			return false;
-		num->group = tomoyo_get_number_group(data + 1);
+		num->group = tomoyo_get_group(data + 1, TOMOYO_NUMBER_GROUP);
 		num->is_group = true;
 		return num->group != NULL;
 	}