diff options
-rw-r--r-- | fs/btrfs/ioctl.c | 18 |
1 files changed, 10 insertions, 8 deletions
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index f88eeea365f3..82fb11a361c4 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c | |||
@@ -2013,19 +2013,21 @@ static noinline int btrfs_search_path_in_tree(struct btrfs_fs_info *info, | |||
2013 | ret = btrfs_search_slot(NULL, root, &key, path, 0, 0); | 2013 | ret = btrfs_search_slot(NULL, root, &key, path, 0, 0); |
2014 | if (ret < 0) | 2014 | if (ret < 0) |
2015 | goto out; | 2015 | goto out; |
2016 | else if (ret > 0) { | ||
2017 | ret = btrfs_previous_item(root, path, dirid, | ||
2018 | BTRFS_INODE_REF_KEY); | ||
2019 | if (ret < 0) | ||
2020 | goto out; | ||
2021 | else if (ret > 0) { | ||
2022 | ret = -ENOENT; | ||
2023 | goto out; | ||
2024 | } | ||
2025 | } | ||
2016 | 2026 | ||
2017 | l = path->nodes[0]; | 2027 | l = path->nodes[0]; |
2018 | slot = path->slots[0]; | 2028 | slot = path->slots[0]; |
2019 | if (ret > 0 && slot > 0) | ||
2020 | slot--; | ||
2021 | btrfs_item_key_to_cpu(l, &key, slot); | 2029 | btrfs_item_key_to_cpu(l, &key, slot); |
2022 | 2030 | ||
2023 | if (ret > 0 && (key.objectid != dirid || | ||
2024 | key.type != BTRFS_INODE_REF_KEY)) { | ||
2025 | ret = -ENOENT; | ||
2026 | goto out; | ||
2027 | } | ||
2028 | |||
2029 | iref = btrfs_item_ptr(l, slot, struct btrfs_inode_ref); | 2031 | iref = btrfs_item_ptr(l, slot, struct btrfs_inode_ref); |
2030 | len = btrfs_inode_ref_name_len(l, iref); | 2032 | len = btrfs_inode_ref_name_len(l, iref); |
2031 | ptr -= len + 1; | 2033 | ptr -= len + 1; |