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Diffstat (limited to 'fs/btrfs/file-item.c')
-rw-r--r--fs/btrfs/file-item.c13
1 files changed, 8 insertions, 5 deletions
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c
index 89af104c7569..a14dbca5974e 100644
--- a/fs/btrfs/file-item.c
+++ b/fs/btrfs/file-item.c
@@ -59,7 +59,7 @@ int btrfs_insert_file_extent(struct btrfs_trans_handle *trans,
sizeof(*item));
if (ret < 0)
goto out;
- BUG_ON(ret);
+ BUG_ON(ret); /* Can't happen */
leaf = path->nodes[0];
item = btrfs_item_ptr(leaf, path->slots[0],
struct btrfs_file_extent_item);
@@ -431,7 +431,7 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
offset = page_offset(bvec->bv_page) + bvec->bv_offset;
ordered = btrfs_lookup_ordered_extent(inode, offset);
- BUG_ON(!ordered);
+ BUG_ON(!ordered); /* Logic error */
sums->bytenr = ordered->start;
while (bio_index < bio->bi_vcnt) {
@@ -450,11 +450,11 @@ int btrfs_csum_one_bio(struct btrfs_root *root, struct inode *inode,
sums = kzalloc(btrfs_ordered_sum_size(root, bytes_left),
GFP_NOFS);
- BUG_ON(!sums);
+ BUG_ON(!sums); /* -ENOMEM */
sector_sum = sums->sums;
sums->len = bytes_left;
ordered = btrfs_lookup_ordered_extent(inode, offset);
- BUG_ON(!ordered);
+ BUG_ON(!ordered); /* Logic error */
sums->bytenr = ordered->start;
}
@@ -643,7 +643,10 @@ int btrfs_del_csums(struct btrfs_trans_handle *trans,
* item changed size or key
*/
ret = btrfs_split_item(trans, root, path, &key, offset);
- BUG_ON(ret && ret != -EAGAIN);
+ if (ret && ret != -EAGAIN) {
+ btrfs_abort_transaction(trans, root, ret);
+ goto out;
+ }
key.offset = end_byte - 1;
} else {