Commit 23fa76b0 authored by Stefan Behrens's avatar Stefan Behrens Committed by Chris Mason

Btrf: cleanup: don't check for root_refs == 0 twice

btrfs_read_fs_root_no_name() already checks if btrfs_root_refs()
is zero and returns ENOENT in this case. There is no need to do
it again in three more places.
Signed-off-by: default avatarStefan Behrens <sbehrens@giantdisaster.de>
Signed-off-by: default avatarJosef Bacik <jbacik@fusionio.com>
Signed-off-by: default avatarChris Mason <chris.mason@fusionio.com>
parent 48475471
......@@ -310,11 +310,6 @@ static int __btrfs_run_defrag_inode(struct btrfs_fs_info *fs_info,
goto cleanup;
}
if (btrfs_root_refs(&inode_root->root_item) == 0) {
ret = -ENOENT;
goto cleanup;
}
key.objectid = defrag->ino;
btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
key.offset = 0;
......
......@@ -2354,9 +2354,6 @@ int merge_reloc_roots(struct reloc_control *rc)
if (IS_ERR(root))
continue;
if (btrfs_root_refs(&root->root_item) == 0)
continue;
trans = btrfs_join_transaction(root);
BUG_ON(IS_ERR(trans));
......
......@@ -3217,11 +3217,6 @@ static int copy_nocow_pages_for_inode(u64 inum, u64 offset, u64 root, void *ctx)
return PTR_ERR(local_root);
}
if (btrfs_root_refs(&local_root->root_item) == 0) {
srcu_read_unlock(&fs_info->subvol_srcu, srcu_index);
return -ENOENT;
}
key.type = BTRFS_INODE_ITEM_KEY;
key.objectid = inum;
key.offset = 0;
......
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