From 1ff8950c04331883b11c5e0d6db96e2da8b6f8c9 Mon Sep 17 00:00:00 2001
From: yalin wang <yalin.wang2010@gmail.com>
Date: Thu, 12 Nov 2015 19:27:11 +0800
Subject: [PATCH] mmc: block: change to use kmalloc when copy data from
userspace
Use kmalloc instead of kzalloc, as zeroing the memory isn't needed.
Signed-off-by: yalin wang <yalin.wang2010@gmail.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
---
drivers/mmc/card/block.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index d8486168415ae..ce38960cca12f 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -344,7 +344,7 @@ static struct mmc_blk_ioc_data *mmc_blk_ioctl_copy_from_user(
struct mmc_blk_ioc_data *idata;
int err;
- idata = kzalloc(sizeof(*idata), GFP_KERNEL);
+ idata = kmalloc(sizeof(*idata), GFP_KERNEL);
if (!idata) {
err = -ENOMEM;
goto out;
@@ -364,7 +364,7 @@ static struct mmc_blk_ioc_data *mmc_blk_ioctl_copy_from_user(
if (!idata->buf_bytes)
return idata;
- idata->buf = kzalloc(idata->buf_bytes, GFP_KERNEL);
+ idata->buf = kmalloc(idata->buf_bytes, GFP_KERNEL);
if (!idata->buf) {
err = -ENOMEM;
goto idata_err;
--
2.30.2