In the find_parent_nodes(), if read_tree_block() fails, we can
not return directly, we should free some allocated memory otherwise
memory leak happens.
Signed-off-by: Wang Shilong <wangsl-fnst@xxxxxxxxxxxxxx>
---
Since Chris has already setup his pull, we'd like to send
another patch.
---
fs/btrfs/backref.c | 3 ++-
1 files changed, 2 insertions(+), 1 deletions(-)
diff --git a/fs/btrfs/backref.c b/fs/btrfs/backref.c
index b4fb415..290e347 100644
--- a/fs/btrfs/backref.c
+++ b/fs/btrfs/backref.c
@@ -918,7 +918,8 @@ again:
ref->parent, bsz, 0);
if (!eb || !extent_buffer_uptodate(eb)) {
free_extent_buffer(eb);
- return -EIO;
+ ret = -EIO;
+ goto out;
}
ret = find_extent_in_eb(eb, bytenr,
*extent_item_pos, &eie);
--
1.7.7.6
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