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-rw-r--r--fs/btrfs/ctree.c4
-rw-r--r--fs/btrfs/file-item.c3
-rw-r--r--fs/btrfs/uuid-tree.c2
3 files changed, 5 insertions, 4 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 33145da449cc..c878ca466b7c 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -4280,6 +4280,10 @@ void btrfs_setup_item_for_insert(struct btrfs_trans_handle *trans,
/*
* Given a key and some data, insert items into the tree.
* This does all the path init required, making room in the tree if needed.
+ *
+ * Returns: 0 on success
+ * -EEXIST if the first key already exists
+ * < 0 on other errors
*/
int btrfs_insert_empty_items(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index f7ef9fa469b9..e58fb5347e65 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -176,7 +176,6 @@ int btrfs_insert_hole_extent(struct btrfs_trans_handle *trans,
sizeof(*item));
if (ret < 0)
goto out;
- BUG_ON(ret); /* Can't happen */
leaf = path->nodes[0];
item = btrfs_item_ptr(leaf, path->slots[0],
struct btrfs_file_extent_item);
@@ -1226,8 +1225,6 @@ insert:
ins_size);
if (ret < 0)
goto out;
- if (WARN_ON(ret != 0))
- goto out;
leaf = path->nodes[0];
csum:
item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_csum_item);
diff --git a/fs/btrfs/uuid-tree.c b/fs/btrfs/uuid-tree.c
index b8c6e46dd499..b0aff297d67d 100644
--- a/fs/btrfs/uuid-tree.c
+++ b/fs/btrfs/uuid-tree.c
@@ -113,7 +113,7 @@ int btrfs_uuid_tree_add(struct btrfs_trans_handle *trans, u8 *uuid, u8 type,
ret = btrfs_insert_empty_item(trans, uuid_root, path, &key,
sizeof(subid_le));
- if (ret >= 0) {
+ if (ret == 0) {
/* Add an item for the type for the first time */
eb = path->nodes[0];
slot = path->slots[0];