diff options
Diffstat (limited to 'fs/btrfs/file-item.c')
| -rw-r--r-- | fs/btrfs/file-item.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/btrfs/file-item.c b/fs/btrfs/file-item.c index 927324a2175a..ed8ecf44fbd0 100644 --- a/fs/btrfs/file-item.c +++ b/fs/btrfs/file-item.c @@ -308,6 +308,13 @@ static int search_csum_tree(struct btrfs_fs_info *fs_info, /* Current item doesn't contain the desired range, search again */ btrfs_release_path(path); csum_root = btrfs_csum_root(fs_info, disk_bytenr); + if (unlikely(!csum_root)) { + btrfs_err(fs_info, + "missing csum root for extent at bytenr %llu", + disk_bytenr); + return -EUCLEAN; + } + item = btrfs_lookup_csum(NULL, csum_root, path, disk_bytenr, 0); if (IS_ERR(item)) { ret = PTR_ERR(item); |