diff options
Diffstat (limited to 'drivers/md/bitmap.c')
| -rw-r--r-- | drivers/md/bitmap.c | 17 |
1 files changed, 5 insertions, 12 deletions
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c index 94e7f6ba2e1..7155945f8eb 100644 --- a/drivers/md/bitmap.c +++ b/drivers/md/bitmap.c @@ -163,20 +163,17 @@ static struct md_rdev *next_active_rdev(struct md_rdev *rdev, struct mddev *mdde * As devices are only added or removed when raid_disk is < 0 and * nr_pending is 0 and In_sync is clear, the entries we return will * still be in the same position on the list when we re-enter - * list_for_each_continue_rcu. + * list_for_each_entry_continue_rcu. */ - struct list_head *pos; rcu_read_lock(); if (rdev == NULL) /* start at the beginning */ - pos = &mddev->disks; + rdev = list_entry_rcu(&mddev->disks, struct md_rdev, same_set); else { /* release the previous rdev and start from there. */ rdev_dec_pending(rdev, mddev); - pos = &rdev->same_set; } - list_for_each_continue_rcu(pos, &mddev->disks) { - rdev = list_entry(pos, struct md_rdev, same_set); + list_for_each_entry_continue_rcu(rdev, &mddev->disks, same_set) { if (rdev->raid_disk >= 0 && !test_bit(Faulty, &rdev->flags)) { /* this is a usable devices */ @@ -473,14 +470,10 @@ static int bitmap_new_disk_sb(struct bitmap *bitmap) { bitmap_super_t *sb; unsigned long chunksize, daemon_sleep, write_behind; - int err = -EINVAL; bitmap->storage.sb_page = alloc_page(GFP_KERNEL); - if (IS_ERR(bitmap->storage.sb_page)) { - err = PTR_ERR(bitmap->storage.sb_page); - bitmap->storage.sb_page = NULL; - return err; - } + if (bitmap->storage.sb_page == NULL) + return -ENOMEM; bitmap->storage.sb_page->index = 0; sb = kmap_atomic(bitmap->storage.sb_page); |