[PULL REQUEST] md: a couple of minor bug fixes, and one serious bug fixed.

Hi Linus,
 please pull the following for the next -rc.

Thanks,
NeilBrown


The following changes since commit afbaa90b80b1ec66e5137cc3824746bfdf559b18:

  md/bitmap: prevent bitmap_daemon_work running while initialising bitmap (2012-04-12 16:05:06 +1000)

are available in the git repository at:

  git://neil.brown.name/md tags/md-3.4-fixes

for you to fetch changes up to 30b8aa9172dfeaac6d77897c67ee9f9fc574cdbb:

  md: fix possible corruption of array metadata on shutdown. (2012-04-24 10:23:16 +1000)

----------------------------------------------------------------
md: a few more bug fixes for 3.4

2 are tagged for -stable, one being for a fairly serious bug
that can corrupt metadata and make it hard to recovery an array.
The other is for a more recent regression since 3.3

----------------------------------------------------------------
Jonathan Brassow (1):
      DM RAID: Use safe version of rdev_for_each

NeilBrown (2):
      md: don't call ->add_disk unless there is good reason.
      md: fix possible corruption of array metadata on shutdown.

 drivers/md/dm-raid.c |    4 ++--
 drivers/md/md.c      |    7 ++++---
 2 files changed, 6 insertions(+), 5 deletions(-)