diff --git a/[refs] b/[refs]
index 9c5bbe8a04ec..e3aa18ba1bf9 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 60c46bf8176bd4cf28314a8bf0cf26f2ddc3b793
+refs/heads/master: 7c21bb6996d40f6bb21a015392be41ebb0e538c2
diff --git a/trunk/drivers/net/wireless/rtlwifi/usb.c b/trunk/drivers/net/wireless/rtlwifi/usb.c
index 156b52732f3d..b5c80b5d57ef 100644
--- a/trunk/drivers/net/wireless/rtlwifi/usb.c
+++ b/trunk/drivers/net/wireless/rtlwifi/usb.c
@@ -224,10 +224,9 @@ static void _usb_writeN_sync(struct rtl_priv *rtlpriv, u32 addr, void *data,
 	u8 *buffer;
 
 	wvalue = (u16)(addr & 0x0000ffff);
-	buffer = kmalloc(len, GFP_ATOMIC);
+	buffer = kmemdup(data, len, GFP_ATOMIC);
 	if (!buffer)
 		return;
-	memcpy(buffer, data, len);
 	usb_control_msg(udev, pipe, request, reqtype, wvalue,
 			index, buffer, len, 50);