[PATCH 001 of 4] md: Fix bug where spares don't always get rebuilt properly when they become live.

[NeilBrown <neilb@suse.de>]

If save_raid_disk is >= 0, then the device could be a device that is 
already in sync that is being re-added.  So we need to default this
value to -1.


Signed-off-by: Neil Brown <neilb@suse.de>

### Diffstat output
 ./drivers/md/md.c |    1 +
 1 file changed, 1 insertion(+)

diff .prev/drivers/md/md.c ./drivers/md/md.c
--- .prev/drivers/md/md.c	2006-10-23 16:34:55.000000000 +1000
+++ ./drivers/md/md.c	2006-10-23 16:35:05.000000000 +1000
@@ -2003,6 +2003,7 @@ static mdk_rdev_t *md_import_device(dev_
 	kobject_init(&rdev->kobj);
 
 	rdev->desc_nr = -1;
+	rdev->saved_raid_disk = -1;
 	rdev->flags = 0;
 	rdev->data_offset = 0;
 	rdev->sb_events = 0;
-
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