diff --git a/drivers/staging/vt6655/device_main.c b/drivers/staging/vt6655/device_main.c
index e49bb258b5c3e26a1053627eecf41974894d0142..24b6d4507db66d1c0016f209b3cbab8197998ea1 100644
--- a/drivers/staging/vt6655/device_main.c
+++ b/drivers/staging/vt6655/device_main.c
@@ -2307,7 +2307,7 @@ static int  device_xmit(struct sk_buff *skb, struct net_device *dev) {
             spin_unlock_irq(&pDevice->lock);
             return 0;
         }
-        if (IS_MULTICAST_ADDRESS((PBYTE)(skb->data))) {
+        if (is_multicast_ether_addr((PBYTE)(skb->data))) {
             uNodeIndex = 0;
             bNodeExist = TRUE;
             if (pMgmt->sNodeDBTable[0].bPSEnable) {
diff --git a/drivers/staging/vt6655/dpc.c b/drivers/staging/vt6655/dpc.c
index 6b758a8c1af364f2556b848454109713bbeed578..addbd4d1989d6e2b70dae9574b70af4ca1d094c3 100644
--- a/drivers/staging/vt6655/dpc.c
+++ b/drivers/staging/vt6655/dpc.c
@@ -463,7 +463,7 @@ device_receive_frame (
         return FALSE;
     }
 
-    if (!IS_MULTICAST_ADDRESS(pbyFrame) && !IS_BROADCAST_ADDRESS(pbyFrame)) {
+    if (!is_multicast_ether_addr(pbyFrame) && !IS_BROADCAST_ADDRESS(pbyFrame)) {
         if (WCTLbIsDuplicate(&(pDevice->sDupRxCache), (PS802_11Header) (skb->data + 4))) {
             pDevice->s802_11Counter.FrameDuplicateCount++;
             return FALSE;
@@ -1460,7 +1460,7 @@ static BOOL s_bAPModeRxData (
     if (FrameSize > CB_MAX_BUF_SIZE)
         return FALSE;
     // check DA
-    if(IS_MULTICAST_ADDRESS((PBYTE)(skb->data+cbHeaderOffset))) {
+    if(is_multicast_ether_addr((PBYTE)(skb->data+cbHeaderOffset))) {
        if (pMgmt->sNodeDBTable[0].bPSEnable) {
 
            skbcpy = dev_alloc_skb((int)pDevice->rx_buf_sz);
diff --git a/drivers/staging/vt6655/mib.c b/drivers/staging/vt6655/mib.c
index 2f390ab5ed9d944680345854127ba4668cdc55ea..1300f06aae9af7c7359c56b84d39dcb1a15280a8 100644
--- a/drivers/staging/vt6655/mib.c
+++ b/drivers/staging/vt6655/mib.c
@@ -475,7 +475,7 @@ STAvUpdateTDStatCounter (
             pStatistic->ullTxBroadcastFrames[uIdx]++;
             pStatistic->ullTxBroadcastBytes[uIdx] += (ULONGLONG)cbFrameLength;
         }
-        else if (IS_MULTICAST_ADDRESS(pbyDestAddr)) {
+        else if (is_multicast_ether_addr(pbyDestAddr)) {
             pStatistic->ullTxMulticastFrames[uIdx]++;
             pStatistic->ullTxMulticastBytes[uIdx] += (ULONGLONG)cbFrameLength;
         }
@@ -497,7 +497,7 @@ STAvUpdateTDStatCounter (
 
     if (IS_BROADCAST_ADDRESS(pbyDestAddr))
         pStatistic->dwTsrBroadcast[uIdx]++;
-    else if (IS_MULTICAST_ADDRESS(pbyDestAddr))
+    else if (is_multicast_ether_addr(pbyDestAddr))
         pStatistic->dwTsrMulticast[uIdx]++;
     else
         pStatistic->dwTsrDirected[uIdx]++;
diff --git a/drivers/staging/vt6655/rxtx.c b/drivers/staging/vt6655/rxtx.c
index a0445c3427ea266335c410400dc3ef6be875552f..253ca249e3df4a671803c98f80c4702df2cf673e 100644
--- a/drivers/staging/vt6655/rxtx.c
+++ b/drivers/staging/vt6655/rxtx.c
@@ -1394,7 +1394,7 @@ s_cbFillTxBufHead (
     if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
         (pDevice->eOPMode == OP_MODE_AP)) {
 
-        if (IS_MULTICAST_ADDRESS(&(psEthHeader->abyDstAddr[0])) ||
+        if (is_multicast_ether_addr(&(psEthHeader->abyDstAddr[0])) ||
             IS_BROADCAST_ADDRESS(&(psEthHeader->abyDstAddr[0]))) {
             bNeedACK = FALSE;
         }
@@ -2123,7 +2123,7 @@ vGenerateFIFOHeader (
 
     if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
         (pDevice->eOPMode == OP_MODE_AP)) {
-        if (IS_MULTICAST_ADDRESS(&(psEthHeader->abyDstAddr[0])) ||
+        if (is_multicast_ether_addr(&(psEthHeader->abyDstAddr[0])) ||
             IS_BROADCAST_ADDRESS(&(psEthHeader->abyDstAddr[0]))) {
             bNeedACK = FALSE;
             pTxBufHead->wFIFOCtl = pTxBufHead->wFIFOCtl & (~FIFOCTL_NEEDACK);
@@ -2424,7 +2424,7 @@ CMD_STATUS csMgmt_xmit(PSDevice pDevice, PSTxMgmtPacket pPacket) {
     pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us);
 
 
-    if (IS_MULTICAST_ADDRESS(&(pPacket->p80211Header->sA3.abyAddr1[0])) ||
+    if (is_multicast_ether_addr(&(pPacket->p80211Header->sA3.abyAddr1[0])) ||
         IS_BROADCAST_ADDRESS(&(pPacket->p80211Header->sA3.abyAddr1[0]))) {
         bNeedACK = FALSE;
     }
@@ -2760,7 +2760,7 @@ cbGetFragCount (
 
     if ((pDevice->eOPMode == OP_MODE_ADHOC) ||
         (pDevice->eOPMode == OP_MODE_AP)) {
-        if (IS_MULTICAST_ADDRESS(&(psEthHeader->abyDstAddr[0])) ||
+        if (is_multicast_ether_addr(&(psEthHeader->abyDstAddr[0])) ||
             IS_BROADCAST_ADDRESS(&(psEthHeader->abyDstAddr[0]))) {
             bNeedACK = FALSE;
         }
@@ -2938,7 +2938,7 @@ vDMA0_tx_80211(PSDevice  pDevice, struct sk_buff *skb, PBYTE pbMPDU, UINT cbMPDU
     pTxBufHead->wTimeStamp = cpu_to_le16(DEFAULT_MGN_LIFETIME_RES_64us);
 
 
-    if (IS_MULTICAST_ADDRESS(&(p80211Header->sA3.abyAddr1[0])) ||
+    if (is_multicast_ether_addr(&(p80211Header->sA3.abyAddr1[0])) ||
         IS_BROADCAST_ADDRESS(&(p80211Header->sA3.abyAddr1[0]))) {
         bNeedACK = FALSE;
         if (pDevice->bEnableHostWEP) {
diff --git a/drivers/staging/vt6655/tether.h b/drivers/staging/vt6655/tether.h
index 99fdc032d47ab17b7fa1d9276e330b093236d9f7..5365e7fadeab4e223fb1e2b1dd362d0bb6b7326c 100644
--- a/drivers/staging/vt6655/tether.h
+++ b/drivers/staging/vt6655/tether.h
@@ -29,7 +29,7 @@
 #ifndef __TETHER_H__
 #define __TETHER_H__
 
-#include <linux/if_ether.h>
+#include <linux/etherdevice.h>
 #include "ttype.h"
 
 /*---------------------  Export Definitions -------------------------*/
@@ -188,9 +188,6 @@ S802_11Header, *PS802_11Header;
 /*---------------------  Export Macros ------------------------------*/
 // Frame type macro
 
-#define IS_MULTICAST_ADDRESS(pbyEtherAddr)          \
-    ((*(PBYTE)(pbyEtherAddr) & 0x01) == 1)
-
 #define IS_BROADCAST_ADDRESS(pbyEtherAddr) (        \
     (*(PDWORD)(pbyEtherAddr) == 0xFFFFFFFFL) &&     \
     (*(PWORD)((PBYTE)(pbyEtherAddr) + 4) == 0xFFFF) \