mtd: maps: rbtx4939-flash: delete an unused variable in rbtx4939_flash_remove

Signed-off-by: Atsushi Nemoto <[e-mail]>
Signed-off-by: Brian Norris <[e-mail]>

drivers/mtd/maps/rbtx4939-flash.c

···
 		return 0;
 
 	if (info->mtd) {
-		struct rbtx4939_flash_data *pdata = dev_get_platdata(&dev->dev);
-
 		mtd_device_unregister(info->mtd);
 		map_destroy(info->mtd);
 	}