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authorNikolay Borisov <nborisov@suse.com>2017-10-23 09:58:46 +0300
committerDavid Sterba <dsterba@suse.com>2017-11-15 14:44:44 +0100
commit5e9f2ad5b2904a7e81df6d9a3dbef29478952eac (patch)
tree627c60136505f4104a5fc306de2d82f4ad323134 /fs/btrfs
parentf82b735936ffd58b6711cf1f1054616517d8ffcd (diff)
btrfs: Fix transaction abort during failure in btrfs_rm_dev_item
btrfs_rm_dev_item calls several function under an active transaction, however it fails to abort it if an error happens. Fix this by adding explicit btrfs_abort_transaction/btrfs_end_transaction calls. Signed-off-by: Nikolay Borisov <nborisov@suse.com> Reviewed-by: David Sterba <dsterba@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'fs/btrfs')
-rw-r--r--fs/btrfs/volumes.c20
1 files changed, 12 insertions, 8 deletions
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index f1ecb938ba4d..84d37b4ab230 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -1750,20 +1750,24 @@ static int btrfs_rm_dev_item(struct btrfs_fs_info *fs_info,
key.offset = device->devid;
ret = btrfs_search_slot(trans, root, &key, path, -1, 1);
- if (ret < 0)
- goto out;
-
- if (ret > 0) {
- ret = -ENOENT;
+ if (ret) {
+ if (ret > 0)
+ ret = -ENOENT;
+ btrfs_abort_transaction(trans, ret);
+ btrfs_end_transaction(trans);
goto out;
}
ret = btrfs_del_item(trans, root, path);
- if (ret)
- goto out;
+ if (ret) {
+ btrfs_abort_transaction(trans, ret);
+ btrfs_end_transaction(trans);
+ }
+
out:
btrfs_free_path(path);
- btrfs_commit_transaction(trans);
+ if (!ret)
+ ret = btrfs_commit_transaction(trans);
return ret;
}