From: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Date: Mon, 27 Dec 2010 06:53:10 +0000 (+0000)
Subject: btrfs: Fix memory leak in btrfs_read_fs_root_no_radix()
X-Git-Tag: v2.6.38-rc1~14^2~3
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=5e540f7715b8cd83b8e60beaaa525b125cc122de;p=platform%2Fkernel%2Flinux-exynos.git

btrfs: Fix memory leak in btrfs_read_fs_root_no_radix()

In btrfs_read_fs_root_no_radix(), 'root' is not freed if
btrfs_search_slot() returns error.

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
---

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index a0c37b2..9b1dd41 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -1153,6 +1153,7 @@ struct btrfs_root *btrfs_read_fs_root_no_radix(struct btrfs_root *tree_root,
 	}
 	btrfs_free_path(path);
 	if (ret) {
+		kfree(root);
 		if (ret > 0)
 			ret = -ENOENT;
 		return ERR_PTR(ret);