brcmnand_corr_total
prev_corr = brcmnand_corr_total(ctrl);
if (corr && (brcmnand_corr_total(ctrl) - prev_corr) > *corr)
*corr = brcmnand_corr_total(ctrl) - prev_corr;
unsigned int prev_tot = brcmnand_corr_total(ctrl);
mtd->ecc_stats.corrected += brcmnand_corr_total(ctrl) - prev_tot;
if (brcmnand_corr_total(ctrl) == prev_tot)