UBI: Kill data type hint

We do not need this feature and to our shame it even was not working
and there was a bug found very recently.
	-- Artem Bityutskiy

Without the data type hint UBI2 (fastmap) will be easier to implement.

Signed-off-by: Richard Weinberger <richard@nod.at>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
diff --git a/drivers/mtd/ubi/cdev.c b/drivers/mtd/ubi/cdev.c
index ad76592..f406112 100644
--- a/drivers/mtd/ubi/cdev.c
+++ b/drivers/mtd/ubi/cdev.c
@@ -334,8 +334,7 @@
 			break;
 		}
 
-		err = ubi_eba_write_leb(ubi, vol, lnum, tbuf, off, len,
-					UBI_UNKNOWN);
+		err = ubi_eba_write_leb(ubi, vol, lnum, tbuf, off, len);
 		if (err)
 			break;
 
@@ -477,9 +476,6 @@
 		if (req.lnum < 0 || req.lnum >= vol->reserved_pebs ||
 		    req.bytes < 0 || req.lnum >= vol->usable_leb_size)
 			break;
-		if (req.dtype != UBI_LONGTERM && req.dtype != UBI_SHORTTERM &&
-		    req.dtype != UBI_UNKNOWN)
-			break;
 
 		err = get_exclusive(desc);
 		if (err < 0)
@@ -532,7 +528,7 @@
 			err = -EFAULT;
 			break;
 		}
-		err = ubi_leb_map(desc, req.lnum, req.dtype);
+		err = ubi_leb_map(desc, req.lnum);
 		break;
 	}