[PATCH 5/7] fat: use sync_blockdev_nowait

[Christoph Hellwig <hch@xxxxxx>]

Use sync_blockdev_nowait instead of opencoding it.

Signed-off-by: Christoph Hellwig <hch@xxxxxx>
---
 fs/fat/inode.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index de0c9b013a851..2fd5bfddb6958 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -1943,10 +1943,8 @@ int fat_flush_inodes(struct super_block *sb, struct 
inode *i1, struct inode *i2)
                ret = writeback_inode(i1);
        if (!ret && i2)
                ret = writeback_inode(i2);
-       if (!ret) {
-               struct address_space *mapping = sb->s_bdev->bd_inode->i_mapping;
-               ret = filemap_flush(mapping);
-       }
+       if (!ret)
+               ret = sync_blockdev_nowait(sb->s_bdev);
        return ret;
 }
 EXPORT_SYMBOL_GPL(fat_flush_inodes);
-- 
2.30.2