Btrfs: fix incorrect freeing in scrub_stripe

The address that should be freed is not 'ppath' but 'path'.

Signed-off-by: Tsutomu Itoh <t-itoh@jp.fujitsu.com>
Reviewed-by: Miao Xie <miaoxie@huawei.com>
Signed-off-by: Chris Mason <clm@fb.com>

diff --git a/fs/btrfs/scrub.c b/fs/btrfs/scrub.c
index 9e1569f..2f0fbc3 100644 (file)
--- a/fs/btrfs/scrub.c
+++ b/fs/btrfs/scrub.c
@@ -3053,7 +3053,7 @@ static noinline_for_stack int scrub_stripe(struct scrub_ctx *sctx,
 
        ppath = btrfs_alloc_path();
        if (!ppath) {
-               btrfs_free_path(ppath);
+               btrfs_free_path(path);
                return -ENOMEM;
        }