Remove unchecked MTD flags

Several flags are set by some devices, but never checked.  Remove them.

Signed-off-by: Jörn Engel <joern@wohnheim.fh-wedel.de>
Signed-off-by: David Woodhouse <dwmw2@infradead.org>
diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
index e8685ee..41af969 100644
--- a/drivers/mtd/devices/phram.c
+++ b/drivers/mtd/devices/phram.c
@@ -142,7 +142,7 @@
 
 	new->mtd.name = name;
 	new->mtd.size = len;
-	new->mtd.flags = MTD_CAP_RAM | MTD_ERASEABLE | MTD_VOLATILE;
+	new->mtd.flags = MTD_CAP_RAM;
         new->mtd.erase = phram_erase;
 	new->mtd.point = phram_point;
 	new->mtd.unpoint = phram_unpoint;