static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx,
        u8 byPktType, void *pvCTS, u32 cbFrameLength, int bNeedAck,
-       int bDisCRC, u16 wCurrentRate, u8 byFBOption);
+       u16 wCurrentRate, u8 byFBOption);
 
 static void s_vFillRTSHead(struct vnt_private *pDevice, u8 byPktType,
        void *pvRTS, u32 cbFrameLength, int bNeedAck,
 
 static void s_vFillCTSHead(struct vnt_private *pDevice, u32 uDMAIdx,
        u8 byPktType, void *pvCTS, u32 cbFrameLength, int bNeedAck,
-       int bDisCRC, u16 wCurrentRate, u8 byFBOption)
+       u16 wCurrentRate, u8 byFBOption)
 {
        u32 uCTSFrameLen = 14;
 
         return;
     }
 
-    if (bDisCRC) {
-        // When CRCDIS bit is on, H/W forgot to generate FCS for CTS frame,
-        // in this case we need to decrease its length by 4.
-        uCTSFrameLen -= 4;
-    }
-
     if (byPktType == PK_TYPE_11GB || byPktType == PK_TYPE_11GA) {
        if (byFBOption != AUTO_FB_NONE) {
                /* Auto Fall back */
                                byPktType, cbFrameSize, wCurrentRate);
             }
             //Fill CTS
-            s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize, bNeedACK, bDisCRC, wCurrentRate, byFBOption);
+           s_vFillCTSHead(pDevice, uDMAIdx, byPktType, pvCTS, cbFrameSize,
+                       bNeedACK, wCurrentRate, byFBOption);
         }
     }
     else if (byPktType == PK_TYPE_11A) {