NFS: Remove redundant call to __set_page_dirty_nobuffers

Remove a redundant call in nfs_updatepage(). nfs_writepage_setup() will
have already called nfs_mark_request_dirty() on success.
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>

fs/nfs/write.c

@@ -1384,8 +1384,6 @@ int nfs_updatepage(struct file *file, struct page *page,
 	status = nfs_writepage_setup(ctx, page, offset, count);
 	if (status < 0)
 		nfs_set_pageerror(mapping);
-	else
-		__set_page_dirty_nobuffers(page);
 out:
 	dprintk("NFS:       nfs_updatepage returns %d (isize %lld)\n",
 			status, (long long)i_size_read(inode));