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authorDan Williams <dan.j.williams@intel.com>2008-06-05 22:45:53 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2008-06-06 11:29:08 -0700
commita6d8113a986c66aeb379a26b6e0062488b3e59e1 (patch)
treeb66aea459f4f3dcb9b13b8852f3e2b12b385ce94
parente0a115e5aa554b93150a8dc1c3fe15467708abb2 (diff)
md: fix uninitialized use of mddev->recovery_wait
If an array was created with --assume-clean we will oops when trying to set ->resync_max. Fix this by initializing ->recovery_wait in mddev_find. Cc: <stable@kernel.org> Signed-off-by: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Neil Brown <neilb@suse.de> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--drivers/md/md.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 51c19f86ff99..7cf512a34ccf 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -276,6 +276,7 @@ static mddev_t * mddev_find(dev_t unit)
atomic_set(&new->active, 1);
spin_lock_init(&new->write_lock);
init_waitqueue_head(&new->sb_wait);
+ init_waitqueue_head(&new->recovery_wait);
new->reshape_position = MaxSector;
new->resync_max = MaxSector;
new->level = LEVEL_NONE;
@@ -5665,7 +5666,6 @@ void md_do_sync(mddev_t *mddev)
window/2,(unsigned long long) max_sectors/2);
atomic_set(&mddev->recovery_active, 0);
- init_waitqueue_head(&mddev->recovery_wait);
last_check = 0;
if (j>2) {