diff options
| -rw-r--r-- | drivers/md/bitmap.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 90fe70d76a3..87145faac49 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -1156,6 +1156,9 @@ static void bitmap_writeback_daemon(mddev_t *mddev) err = -EINTR; goto out; } + if (bitmap == NULL) + /* about to be stopped. */ + return; PRINTK("%s: bitmap writeback daemon woke up...\n", bmname(bitmap)); /* wait on bitmap page writebacks */ |