Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial

[karo-tx-linux.git] / fs / btrfs / disk-io.c

diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 7b658d2107b44ce8eec0aefb6ac7777620d7b71d..100b07f021b406a97d9f24ae04e3665418eca833 100644 (file)
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -359,10 +359,14 @@ static int csum_dirty_buffer(struct btrfs_root *root, struct page *page)
 
        tree = &BTRFS_I(page->mapping->host)->io_tree;
 
-       if (page->private == EXTENT_PAGE_PRIVATE)
+       if (page->private == EXTENT_PAGE_PRIVATE) {
+               WARN_ON(1);
                goto out;
-       if (!page->private)
+       }
+       if (!page->private) {
+               WARN_ON(1);
                goto out;
+       }
        len = page->private >> 2;
        WARN_ON(len == 0);