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-rw-r--r--fs/btrfs/tree-log.c36
1 files changed, 26 insertions, 10 deletions
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index 0f5537e..592396c 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -382,7 +382,6 @@ insert:
} else if (found_size < item_size) {
ret = btrfs_extend_item(trans, root, path,
item_size - found_size);
- BUG_ON(ret);
}
} else if (ret) {
return ret;
@@ -590,6 +589,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
ins.objectid, ins.offset,
0, root->root_key.objectid,
key->objectid, offset);
+ BUG_ON(ret);
} else {
/*
* insert the extent pointer in the extent
@@ -678,7 +678,10 @@ static noinline int drop_one_dir_item(struct btrfs_trans_handle *trans,
btrfs_release_path(path);
inode = read_one_inode(root, location.objectid);
- BUG_ON(!inode);
+ if (!inode) {
+ kfree(name);
+ return -EIO;
+ }
ret = link_to_fixup_dir(trans, root, path, location.objectid);
BUG_ON(ret);
@@ -817,7 +820,10 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans,
return -ENOENT;
inode = read_one_inode(root, key->objectid);
- BUG_ON(!inode);
+ if (!inode) {
+ iput(dir);
+ return -EIO;
+ }
ref_ptr = btrfs_item_ptr_offset(eb, slot);
ref_end = ref_ptr + btrfs_item_size_nr(eb, slot);
@@ -1051,11 +1057,13 @@ static noinline int fixup_inode_link_counts(struct btrfs_trans_handle *trans,
break;
ret = btrfs_del_item(trans, root, path);
- BUG_ON(ret);
+ if (ret)
+ goto out;
btrfs_release_path(path);
inode = read_one_inode(root, key.offset);
- BUG_ON(!inode);
+ if (!inode)
+ return -EIO;
ret = fixup_inode_link_count(trans, root, inode);
BUG_ON(ret);
@@ -1069,8 +1077,10 @@ static noinline int fixup_inode_link_counts(struct btrfs_trans_handle *trans,
*/
key.offset = (u64)-1;
}
+ ret = 0;
+out:
btrfs_release_path(path);
- return 0;
+ return ret;
}
@@ -1089,7 +1099,8 @@ static noinline int link_to_fixup_dir(struct btrfs_trans_handle *trans,
struct inode *inode;
inode = read_one_inode(root, objectid);
- BUG_ON(!inode);
+ if (!inode)
+ return -EIO;
key.objectid = BTRFS_TREE_LOG_FIXUP_OBJECTID;
btrfs_set_key_type(&key, BTRFS_ORPHAN_ITEM_KEY);
@@ -1176,7 +1187,8 @@ static noinline int replay_one_name(struct btrfs_trans_handle *trans,
int ret;
dir = read_one_inode(root, key->objectid);
- BUG_ON(!dir);
+ if (!dir)
+ return -EIO;
name_len = btrfs_dir_name_len(eb, di);
name = kmalloc(name_len, GFP_NOFS);
@@ -1432,7 +1444,10 @@ again:
btrfs_release_path(path);
btrfs_release_path(log_path);
inode = read_one_inode(root, location.objectid);
- BUG_ON(!inode);
+ if (!inode) {
+ kfree(name);
+ return -EIO;
+ }
ret = link_to_fixup_dir(trans, root,
path, location.objectid);
@@ -2589,7 +2604,8 @@ static int drop_objectid_items(struct btrfs_trans_handle *trans,
break;
ret = btrfs_del_item(trans, log, path);
- BUG_ON(ret);
+ if (ret)
+ break;
btrfs_release_path(path);
}
btrfs_release_path(path);
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