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| author | Chris Mason <chris.mason@oracle.com> | 2011-07-27 19:57:44 (GMT) |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2011-07-27 20:11:41 (GMT) |
| commit | 75c195a2cac2c3c8366c0b87de2d6814c4f4d638 (patch) | |
| tree | 82ac06d2c8f3746a3d438853d03239311c2a71a1 /fs | |
| parent | 2cf8572dac62cc2ff7e995173e95b6c694401b3f (diff) | |
| download | linux-75c195a2cac2c3c8366c0b87de2d6814c4f4d638.tar.xz | |
Btrfs: make sure reserve_metadata_bytes doesn't leak out strange errors
The btrfs transaction code will return any errors that come from
reserve_metadata_bytes. We need to make sure we don't return funny
things like 1 or EAGAIN.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | fs/btrfs/extent-tree.c | 7 |
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index 06a5ee2..4d08ed7 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -3474,6 +3474,8 @@ again: if (ret < 0) goto out; + ret = 0; + /* * So if we were overcommitted it's possible that somebody else flushed * out enough space and we simply didn't have enough space to reclaim, @@ -3496,10 +3498,13 @@ again: goto out; ret = -EAGAIN; - if (trans || committed) + if (trans) goto out; ret = -ENOSPC; + if (committed) + goto out; + trans = btrfs_join_transaction(root); if (IS_ERR(trans)) goto out; |