From mboxrd@z Thu Jan 1 00:00:00 1970 From: Muhammad Falak R Wani Subject: [PATCH] net: usb: ch9200: use kmemdup Date: Thu, 19 May 2016 19:26:50 +0530 Message-ID: <1463666221-16631-1-git-send-email-falakreyaz@gmail.com> Cc: Matthew Garrett , "David S. Miller" , Tobias Klauser , linux-usb@vger.kernel.org, netdev@vger.kernel.org, linux-kernel@vger.kernel.org To: Return-path: Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org 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 --- 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