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>

1 files changed, 2 insertions, 2 deletions

diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index d8486168415a..ce38960cca12 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;