STAT_BYTES
(ctx->steps * STAT_BYTES);
ctx->oobwithstat = kmalloc(mtd->oobsize + (ctx->steps * STAT_BYTES),
((STAT_BYTES + ctx->oob_step_sz) * step);
src + (step * (ctx->oob_step_sz + STAT_BYTES)),
memcpy(dst + (step * (ctx->oob_step_sz + STAT_BYTES)),
req->ooblen + (ctx->steps * STAT_BYTES));
writel(sg_dma_address(&ctx->sg[1]) + (step * (ctx->oob_step_sz + STAT_BYTES)),
ctx->oobwithstat + (step * STAT_BYTES),
req->ooblen + (ctx->steps * STAT_BYTES));
writel(sg_dma_address(&ctx->sg[1]) + (step * (ctx->oob_step_sz + STAT_BYTES)),
req->ooblen + (ctx->steps * STAT_BYTES));