staging: rtl8187se: Use ether_addr_copy function

Use ether_addr_copy instead of memcpy function for fast copy an
Ethernet address in ieee80211/ieee80211_wx.c

Fixes sparse warnings:
WARNING: Prefer ether_addr_copy() over memcpy() if the Ethernet addresses are __aligned(2)

Signed-off-by: Ana Rey <anarey@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c

@@ -32,6 +32,7 @@
 #include <linux/kmod.h>
 #include <linux/slab.h>
 #include <linux/module.h>
+#include <linux/etherdevice.h>
 
 #include "ieee80211.h"
 static const char *ieee80211_modes[] = {
@@ -53,7 +54,7 @@ static inline char *rtl818x_translate_scan(struct ieee80211_device *ieee,
 	/* First entry *MUST* be the AP MAC address */
 	iwe.cmd = SIOCGIWAP;
 	iwe.u.ap_addr.sa_family = ARPHRD_ETHER;
-	memcpy(iwe.u.ap_addr.sa_data, network->bssid, ETH_ALEN);
+	ether_addr_copy(iwe.u.ap_addr.sa_data, network->bssid);
 	start = iwe_stream_add_event(info, start, stop, &iwe, IW_EV_ADDR_LEN);
 
 	/* Remaining entries will be displayed in the order we provide them */