From: Mariusz Kozlowski <m.kozlowski@tuxland.pl>

 drivers/mmc/core/mmc_ops.c | 7957 -> 7924 (-33 bytes)
 drivers/mmc/core/mmc_ops.o | 101732 -> 101744 (+12 bytes)

Signed-off-by: Mariusz Kozlowski <m.kozlowski@tuxland.pl>
Cc: Pierre Ossman <drzeus-list@drzeus.cx>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 drivers/mmc/core/mmc_ops.c |    3 +--
 1 files changed, 1 insertion(+), 2 deletions(-)

diff -puN drivers/mmc/core/mmc_ops.c~drivers-mmc-core-mmc_opsc-kmalloc-memset-conversion-to-kzalloc drivers/mmc/core/mmc_ops.c
--- a/drivers/mmc/core/mmc_ops.c~drivers-mmc-core-mmc_opsc-kmalloc-memset-conversion-to-kzalloc
+++ a/drivers/mmc/core/mmc_ops.c
@@ -298,10 +298,9 @@ int mmc_lock_unlock(struct mmc_card *car
 		data_size = 2 + mpayload->datalen;
 	}
 
-	data_buf = kmalloc(data_size, GFP_KERNEL);
+	data_buf = kzalloc(data_size, GFP_KERNEL);
 	if (!data_buf)
 		return -ENOMEM;
-	memset(data_buf, 0, data_size);
 
 	data_buf[0] |= mode;
 	if (mode & MMC_LOCK_MODE_UNLOCK)
_