From 9b2a22d319a85c1571c776e7059d9ca4bf1a0f0a Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Thu, 18 Sep 2008 15:07:45 +1000
Subject: [PATCH] Ignore leading zeros in version number information.

--detail sometimes generates leading zero which are just noise.
---
 super0.c |  3 +++
 super1.c | 12 +++++++++---
 2 files changed, 12 insertions(+), 3 deletions(-)

diff --git a/super0.c b/super0.c
index 99aa3d8..4f58954 100644
--- a/super0.c
+++ b/super0.c
@@ -893,6 +893,9 @@ static struct supertype *match_metadata_desc0(char *arg)
 	st->minor_version = 90;
 	st->max_devs = MD_SB_DISKS;
 	st->sb = NULL;
+	/* we sometimes get 00.90 */
+	while (arg[0] == '0' && arg[1] == '0')
+		arg++;
 	if (strcmp(arg, "0") == 0 ||
 	    strcmp(arg, "0.90") == 0 ||
 	    strcmp(arg, "default") == 0 ||
diff --git a/super1.c b/super1.c
index 2e3ef53..e71b969 100644
--- a/super1.c
+++ b/super1.c
@@ -1232,15 +1232,21 @@ static struct supertype *match_metadata_desc1(char *arg)
 	st->ss = &super1;
 	st->max_devs = 384;
 	st->sb = NULL;
-	if (strcmp(arg, "1.0") == 0) {
+	/* leading zeros can be safely ignored.  --detail generates them. */
+	while (*arg == '0')
+		arg++;
+	if (strcmp(arg, "1.0") == 0 ||
+	    strcmp(arg, "1.00") == 0) {
 		st->minor_version = 0;
 		return st;
 	}
-	if (strcmp(arg, "1.1") == 0) {
+	if (strcmp(arg, "1.1") == 0 ||
+	    strcmp(arg, "1.01") == 0) {
 		st->minor_version = 1;
 		return st;
 	}
-	if (strcmp(arg, "1.2") == 0) {
+	if (strcmp(arg, "1.2") == 0 ||
+	    strcmp(arg, "1.02") == 0) {
 		st->minor_version = 2;
 		return st;
 	}