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MD: raid1 s/sysfs_notify_dirent/sysfs_notify_dirent_safe 

If device-mapper creates a RAID1 array that includes devices to
be rebuilt, it will deref a NULL pointer when finished because
sysfs is not used by device-mapper instantiated RAID devices.

Signed-off-by: Jonathan Brassow <jbrassow@redhat.com>
Signed-off-by: NeilBrown <neilb@suse.de>
hifive-unleashed-5.1
Jonathan Brassow 2011-07-27 11:00:36 +10:00 committed by NeilBrown
parent 8cfa7b0f67
commit 654e8b5abc
1 changed files with 1 additions and 1 deletions
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2
drivers/md/raid1.c
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@ -1031,7 +1031,7 @@ static int raid1_spare_active(mddev_t *mddev)
&& !test_bit(Faulty, &rdev->flags)
&& !test_and_set_bit(In_sync, &rdev->flags)) {
count++;
sysfs_notify_dirent(rdev->sysfs_state);
sysfs_notify_dirent_safe(rdev->sysfs_state);
}
}
spin_lock_irqsave(&conf->device_lock, flags);