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| author | Liu Bo <bo.li.liu@oracle.com> | 2013-07-03 14:40:44 +0800 |
|---|---|---|
| committer | Chris Mason <chris.mason@fusionio.com> | 2013-08-09 19:29:42 -0400 |
| commit | b5b9b5b318f9b6fef1bd3e2c8c63d0bff47703a1 (patch) | |
| tree | 830bec52797091e0408e568e669a1717d06e6627 | |
| parent | e68afa49aec5f0851e550ee1de48fcc3a9bf5ef7 (diff) | |
| download | linux-b5b9b5b318f9b6fef1bd3e2c8c63d0bff47703a1.tar.bz2 | |
Btrfs: fix extent buffer leak after backref walking
commit 47fb091fb787420cd195e66f162737401cce023f(Btrfs: fix unlock after free on rewinded tree blocks)
takes an extra increment on the reference of allocated dummy extent buffer, so now we
cannot free this dummy one, and end up with extent buffer leak.
Signed-off-by: Liu Bo <bo.li.liu@oracle.com>
Reviewed-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Signed-off-by: Chris Mason <chris.mason@fusionio.com>
| -rw-r--r-- | fs/btrfs/ctree.c | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c index 5bf4c39e2ad6..ed504607d8ec 100644 --- a/fs/btrfs/ctree.c +++ b/fs/btrfs/ctree.c @@ -1271,7 +1271,6 @@ tree_mod_log_rewind(struct btrfs_fs_info *fs_info, struct extent_buffer *eb, BUG_ON(!eb_rewin); } - extent_buffer_get(eb_rewin); btrfs_tree_read_unlock(eb); free_extent_buffer(eb); |