- struct mtd_info *mtd = yaffs_DeviceToContext(dev)->mtd;
- __u32 addr =
- ((loff_t) blockNumber) * dev->param.totalBytesPerChunk
- * dev->param.nChunksPerBlock;
+ struct mtd_info *mtd = yaffs_dev_to_mtd(dev);
+ u32 addr =
+ ((loff_t) block_no) * dev->param.total_bytes_per_chunk *
+ dev->param.chunks_per_block;