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authorQinghuang Feng <qhfeng.kernel@gmail.com>2009-01-21 10:49:16 -0500
committerChris Mason <chris.mason@oracle.com>2009-01-21 10:49:16 -0500
commit7e6628544abad773222d8b177f738ac2db1859de (patch)
treeb1bdb87b850ed4639f45b1ca10d739f90e186646 /fs/btrfs/ctree.h
parent86288a198d8e4e8411ff02f9ab848245e8f11257 (diff)
Btrfs: open_ctree() error handling can oops on fs_info
a bug in open_ctree: struct btrfs_root *open_ctree(..) { .... if (!extent_root || !tree_root || !fs_info || !chunk_root || !dev_root || !csum_root) { err = -ENOMEM; goto fail; //When code flow goes to "fail", fs_info may be NULL or uninitialized. } .... fail: btrfs_close_devices(fs_info->fs_devices);// ! btrfs_mapping_tree_free(&fs_info->mapping_tree);// ! kfree(extent_root); kfree(tree_root); bdi_destroy(&fs_info->bdi);// ! ... ) Signed-off-by: Qinghuang Feng <qhfeng.kernel@gmail.com> Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/ctree.h')
0 files changed, 0 insertions, 0 deletions