mtd: kill old field for `struct mtd_info_user'

The ecctype and eccsize fields have been obsolete for a while. Since they
don't have any users, we can kill them and leave padding in their place
for now.

Signed-off-by: Brian Norris <computersforpeace@gmail.com>
Signed-off-by: Artem Bityutskiy <artem.bityutskiy@intel.com>

drivers/mtd/mtdchar.c

@@ -672,8 +672,8 @@ static int mtd_ioctl(struct file *file, u_int cmd, u_long arg)
 		info.erasesize	= mtd->erasesize;
 		info.writesize	= mtd->writesize;
 		info.oobsize	= mtd->oobsize;
-		/* The below fields are obsolete */
-		info.ecctype	= -1;
+		/* The below field is obsolete */
+		info.padding	= 0;
 		if (copy_to_user(argp, &info, sizeof(struct mtd_info_user)))
 			return -EFAULT;
 		break;