diff --git a/drivers/mmc/s5p_mmc.c b/drivers/mmc/s5p_mmc.c
index 668c28b..86447e0 100644
--- a/drivers/mmc/s5p_mmc.c
+++ b/drivers/mmc/s5p_mmc.c
@@ -466,7 +466,7 @@
 
 	mmc_host[dev_index].clock = 0;
 	mmc_host[dev_index].reg = s5p_get_base_mmc(dev_index);
-	mmc->m_bmax = 0;
+	mmc->b_max = 0;
 	mmc_register(mmc);
 
 	return 0;