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| author | Yan Zheng <zheng.yan@oracle.com> | 2009-07-24 19:06:53 +0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2009-07-24 19:22:47 +0400 |
| commit | 0a4eefbb745ec0e8a5b694ae3f40cc34082d8f61 (patch) | |
| tree | b8c144c52f2725fa05325f282d8d2e4edc2e7181 /fs/btrfs | |
| parent | 1fcbac581be375ca0a686f72ee2b7fd1dbf386e7 (diff) | |
| download | linux-0a4eefbb745ec0e8a5b694ae3f40cc34082d8f61.tar.xz | |
Btrfs: Fix ordering of key field checks in btrfs_previous_item
Check objectid of item before checking the item type, otherwise we may return
zero for a key that is actually too low.
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs')
| -rw-r--r-- | fs/btrfs/ctree.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 91572091c0a4..978449af4ccd 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -4296,10 +4296,10 @@ int btrfs_previous_item(struct btrfs_root *root, path->slots[0]--; btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]); - if (found_key.type == type) - return 0; if (found_key.objectid < min_objectid) break; + if (found_key.type == type) + return 0; if (found_key.objectid == min_objectid && found_key.type < type) break; |