Commit b5b9b5b3 authored by Liu Bo's avatar Liu Bo Committed by Chris Mason

Btrfs: fix extent buffer leak after backref walking

commit 47fb091f(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: default avatarLiu Bo <bo.li.liu@oracle.com>
Reviewed-by: default avatarJan Schmidt <list.btrfs@jan-o-sch.net>
Signed-off-by: default avatarJosef Bacik <jbacik@fusionio.com>
Signed-off-by: default avatarChris Mason <chris.mason@fusionio.com>
parent e68afa49
...@@ -1271,7 +1271,6 @@ tree_mod_log_rewind(struct btrfs_fs_info *fs_info, struct extent_buffer *eb, ...@@ -1271,7 +1271,6 @@ tree_mod_log_rewind(struct btrfs_fs_info *fs_info, struct extent_buffer *eb,
BUG_ON(!eb_rewin); BUG_ON(!eb_rewin);
} }
extent_buffer_get(eb_rewin);
btrfs_tree_read_unlock(eb); btrfs_tree_read_unlock(eb);
free_extent_buffer(eb); free_extent_buffer(eb);
......
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