md: unlock mddev_lock on an error path.
This error path retuns while still holding the lock - bad.
Fixes: 6791875e2e53 ("md: make reconfig_mutex optional for writes to md sysfs files.")
Cc: stable@vger.kernel.org (v4.0+)
Signed-off-by: NeilBrown <neilb@suse.com>
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 939739f..5fcce73 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -4014,8 +4014,10 @@
else
rdev = md_import_device(dev, -1, -1);
- if (IS_ERR(rdev))
+ if (IS_ERR(rdev)) {
+ mddev_unlock(mddev);
return PTR_ERR(rdev);
+ }
err = bind_rdev_to_array(rdev, mddev);
out:
if (err)