Btrfs-progs: don't ignore errors in extent-tree.c

Several function return values were being completely
ignored.

Signed-off-by: Filipe David Borba Manana <fdmanana@gmail.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>

diff --git a/extent-tree.c b/extent-tree.c
index a89f525..3f54706 100644 (file)
--- a/extent-tree.c
+++ b/extent-tree.c
@@ -2108,6 +2108,7 @@ static int finish_current_insert(struct btrfs_trans_handle *trans,
                                                extent_op->flags,
                                                &extent_op->key,
                                                extent_op->level, &key);
+                       BUG_ON(ret);
                } else {
                        BUG_ON(1);
                }
@@ -2755,7 +2756,7 @@ static int alloc_reserved_tree_block(struct btrfs_trans_handle *trans,
 
        ret = update_block_group(trans, root, ins->objectid, root->leafsize,
                                 1, 0);
-       return 0;
+       return ret;
 }
 
 static int alloc_tree_block(struct btrfs_trans_handle *trans,
@@ -3274,12 +3275,14 @@ btrfs_add_block_group(struct btrfs_fs_info *fs_info, u64 bytes_used, u64 type,
        BUG_ON(ret);
 
        bit = block_group_state_bits(type);
-       set_extent_bits(block_group_cache, chunk_offset,
-                       chunk_offset + size - 1,
-                       bit | EXTENT_LOCKED, GFP_NOFS);
+       ret = set_extent_bits(block_group_cache, chunk_offset,
+                             chunk_offset + size - 1,
+                             bit | EXTENT_LOCKED, GFP_NOFS);
+       BUG_ON(ret);
 
-       set_state_private(block_group_cache, chunk_offset,
-                         (unsigned long)cache);
+       ret = set_state_private(block_group_cache, chunk_offset,
+                               (unsigned long)cache);
+       BUG_ON(ret);
        set_avail_alloc_bits(fs_info, type);
 
        return cache;
@@ -3301,8 +3304,11 @@ int btrfs_make_block_group(struct btrfs_trans_handle *trans,
                                sizeof(cache->item));
        BUG_ON(ret);
 
-       finish_current_insert(trans, extent_root);
+       ret = finish_current_insert(trans, extent_root);
+       BUG_ON(ret);
        ret = del_pending_extents(trans, extent_root);
+       BUG_ON(ret);
+
        return 0;
 }