From 3cbb7c57a641f590ba4612bad9948dd4e48eb75a Mon Sep 17 00:00:00 2001
From: NeilBrown <neilb@suse.de>
Date: Wed, 16 Feb 2011 13:58:51 +1100
Subject: [PATCH] --- yaml --- r: 233658 b: refs/heads/master c:
 8f5f02c460b7ca74ce55ce126ce0c1e58a3f923d h: refs/heads/master v: v3

---
 [refs]                | 2 +-
 trunk/drivers/md/md.c | 3 +++
 2 files changed, 4 insertions(+), 1 deletion(-)

diff --git a/[refs] b/[refs]
index 4cafd82147bd..125947bfcc18 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: cbe6ef1d2622e08e272600b3cb6040bed60f0450
+refs/heads/master: 8f5f02c460b7ca74ce55ce126ce0c1e58a3f923d
diff --git a/trunk/drivers/md/md.c b/trunk/drivers/md/md.c
index 6818ff4aa8d6..330addfe9b77 100644
--- a/trunk/drivers/md/md.c
+++ b/trunk/drivers/md/md.c
@@ -553,6 +553,9 @@ static mddev_t * mddev_find(dev_t unit)
 {
 	mddev_t *mddev, *new = NULL;
 
+	if (unit && MAJOR(unit) != MD_MAJOR)
+		unit &= ~((1<<MdpMinorShift)-1);
+
  retry:
 	spin_lock(&all_mddevs_lock);