diff --git a/drivers/staging/vt6655/ttype.h b/drivers/staging/vt6655/ttype.h
index 74ec69f822fea9230162a31b0fb69117ce263790..eaf77d5348e4c21bfdc30bbd124be12279167b31 100644
--- a/drivers/staging/vt6655/ttype.h
+++ b/drivers/staging/vt6655/ttype.h
@@ -68,7 +68,6 @@ typedef int             BOOL;
  * but it doesn't matter if they're signed or unsigned.
  */
 
-typedef unsigned short  USHORT;
 typedef unsigned int    UINT;
 typedef unsigned long   ULONG;
 typedef unsigned long long	ULONGLONG; //64 bit
diff --git a/drivers/staging/vt6655/wmgr.h b/drivers/staging/vt6655/wmgr.h
index d53aed7ad52634032536c161f35b5e0e3fd32497..9367f478dbf6d4514c45d592797fa83b55e3e832 100644
--- a/drivers/staging/vt6655/wmgr.h
+++ b/drivers/staging/vt6655/wmgr.h
@@ -91,26 +91,26 @@ typedef void (*TimerFunction)(ULONG);
 typedef unsigned char NDIS_802_11_MAC_ADDRESS[6];
 typedef struct _NDIS_802_11_AI_REQFI
 {
-    USHORT Capabilities;
-    USHORT ListenInterval;
+    unsigned short Capabilities;
+    unsigned short ListenInterval;
     NDIS_802_11_MAC_ADDRESS  CurrentAPAddress;
 } NDIS_802_11_AI_REQFI, *PNDIS_802_11_AI_REQFI;
 
 typedef struct _NDIS_802_11_AI_RESFI
 {
-    USHORT Capabilities;
-    USHORT StatusCode;
-    USHORT AssociationId;
+    unsigned short Capabilities;
+    unsigned short StatusCode;
+    unsigned short AssociationId;
 } NDIS_802_11_AI_RESFI, *PNDIS_802_11_AI_RESFI;
 
 typedef struct _NDIS_802_11_ASSOCIATION_INFORMATION
 {
     ULONG                   Length;
-    USHORT                  AvailableRequestFixedIEs;
+    unsigned short          AvailableRequestFixedIEs;
     NDIS_802_11_AI_REQFI    RequestFixedIEs;
     ULONG                   RequestIELength;
     ULONG                   OffsetRequestIEs;
-    USHORT                  AvailableResponseFixedIEs;
+    unsigned short          AvailableResponseFixedIEs;
     NDIS_802_11_AI_RESFI    ResponseFixedIEs;
     ULONG                   ResponseIELength;
     ULONG                   OffsetResponseIEs;