[PATCH] net: usb: ch9200: use kmemdup

[Muhammad Falak R Wani]

Use kmemdup when some other buffer is immediately copied into allocated
region. It replaces call to allocation followed by memcpy, by a single
call to kmemdup.

Signed-off-by: Muhammad Falak R Wani <falakre...@gmail.com>
---
 drivers/net/usb/ch9200.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/drivers/net/usb/ch9200.c b/drivers/net/usb/ch9200.c
index 5e151e6..8a40202 100644
--- a/drivers/net/usb/ch9200.c
+++ b/drivers/net/usb/ch9200.c
@@ -155,12 +155,11 @@ static int control_write(struct usbnet *dev, unsigned 
char request,
                   index, size);
 
        if (data) {
-               buf = kmalloc(size, GFP_KERNEL);
+               buf = kmemdup(data, size, GFP_KERNEL);
                if (!buf) {
                        err = -ENOMEM;
                        goto err_out;
                }
-               memcpy(buf, data, size);
        }
 
        err = usb_control_msg(dev->udev,
-- 
1.9.1