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authorMuhammad Falak R Wani <falakreyaz@gmail.com>2016-05-19 16:56:50 +0300
committerDavid S. Miller <davem@davemloft.net>2016-05-21 02:50:07 +0300
commit238a9584e9e2c7b3ea23924e9183fee05d584789 (patch)
treea77c7a32e66c9c9961cb7ef8eab2995ab5a7cda3 /drivers/net/usb
parent5877debe27917dfd7aa8f960c228dbbc1de8282f (diff)
downloadlinux-238a9584e9e2c7b3ea23924e9183fee05d584789.tar.xz
net: usb: ch9200: use kmemdup
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 <falakreyaz@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/usb')
-rw-r--r--drivers/net/usb/ch9200.c3
1 files changed, 1 insertions, 2 deletions
diff --git a/drivers/net/usb/ch9200.c b/drivers/net/usb/ch9200.c
index 5e151e6a3e09..8a40202c0a17 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,