generic_file_direct_write(): get rid of ppos argument

always equal to &iocb->ki_pos.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index a91d3b4..fd06d1e 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1143,8 +1143,7 @@
 		goto out;
 
 	if (file->f_flags & O_DIRECT) {
-		written = generic_file_direct_write(iocb, iov, &nr_segs,
-						    pos, &iocb->ki_pos,
+		written = generic_file_direct_write(iocb, iov, &nr_segs, pos, 
 						    count, ocount);
 		if (written < 0 || written == count)
 			goto out;