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| author | Wang Shilong <wangsl-fnst@cn.fujitsu.com> | 2013-05-08 08:10:25 +0000 |
|---|---|---|
| committer | Josef Bacik <jbacik@fusionio.com> | 2013-05-17 21:40:17 -0400 |
| commit | c16c2e2e51c2f0951fffa73c343b8fcb641108ba (patch) | |
| tree | 4d4fe921e979bf12c98f488362afa45c5cd18429 /fs | |
| parent | 49688107527a24b0ed3780576257a1225902180b (diff) | |
| download | op-kernel-dev-c16c2e2e51c2f0951fffa73c343b8fcb641108ba.zip op-kernel-dev-c16c2e2e51c2f0951fffa73c343b8fcb641108ba.tar.gz | |
Btrfs: fix possible memory leak in the find_parent_nodes()
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@cn.fujitsu.com>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
Diffstat (limited to 'fs')
| -rw-r--r-- | 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); |
