diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c
index 295be959c..a4d709157 100755
--- a/drivers/mmc/core/block.c
+++ b/drivers/mmc/core/block.c
@@ -362,7 +362,7 @@ static struct mmc_blk_ioc_data *mmc_blk_ioctl_copy_from_user(
 	struct mmc_blk_ioc_data *idata;
 	int err;
 
-	idata = kmalloc(sizeof(*idata), GFP_KERNEL);
+	idata = kzalloc(sizeof(*idata), GFP_KERNEL);
 	if (!idata) {
 		err = -ENOMEM;
 		goto out;