diff --git a/[refs] b/[refs]
index 495441239d3e..f801702e715a 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 91f1953bf3243a4215b57d8e2f317a7035924de7
+refs/heads/master: e2073e78575e3690ea3cce67b11b7b1de8e85fd3
diff --git a/trunk/fs/nilfs2/super.c b/trunk/fs/nilfs2/super.c
index 02dcbb008673..b6837f48636f 100644
--- a/trunk/fs/nilfs2/super.c
+++ b/trunk/fs/nilfs2/super.c
@@ -582,19 +582,6 @@ static match_table_t tokens = {
 	{Opt_err, NULL}
 };
 
-static int match_bool(substring_t *s, int *result)
-{
-	int len = s->to - s->from;
-
-	if (strncmp(s->from, "on", len) == 0)
-		*result = 1;
-	else if (strncmp(s->from, "off", len) == 0)
-		*result = 0;
-	else
-		return 1;
-	return 0;
-}
-
 static int parse_options(char *options, struct super_block *sb)
 {
 	struct nilfs_sb_info *sbi = NILFS_SB(sb);