md/raid0: improve error message when converting RAID4-with-spares to RAID0
authorNeilBrown <neilb@suse.de>
Thu, 21 Feb 2013 04:50:07 +0000 (15:50 +1100)
committerNeilBrown <neilb@suse.de>
Tue, 26 Feb 2013 00:58:44 +0000 (11:58 +1100)
Mentioning "bad disk number -1" exposes irrelevant internal detail.
Just say they are inactive and must be removed.

Signed-off-by: NeilBrown <neilb@suse.de>
drivers/md/raid0.c

Simple merge