Staging: vt6655: remove I8 custom macro

Remove custom macro for signed 8-bit integers.
Signed-off-by: Charles Clément <caratorn@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

drivers/staging/vt6655/card.c

@@ -2095,7 +2095,7 @@ void
 CARDvSetPowerConstraint (
     void *pDeviceHandler,
     BYTE             byChannel,
-    I8               byPower
+    char byPower
     )
 {
     PSDevice    pDevice = (PSDevice) pDeviceHandler;
@@ -2253,7 +2253,7 @@ CARDbySetSupportChannels (
  * Return Value: none.
  *
 -*/
-I8
+char
 CARDbyGetTransmitPower (
     void *pDeviceHandler
     )

drivers/staging/vt6655/card.h

@@ -189,7 +189,7 @@ void
 CARDvSetPowerConstraint (
     void *pDeviceHandler,
     BYTE             byChannel,
-    I8               byPower
+    char byPower
     );
 
 void
@@ -205,7 +205,7 @@ CARDbySetSupportChannels (
     PBYTE        pbyIEs
     );
 
-I8
+char
 CARDbyGetTransmitPower (
     void *pDeviceHandler
     );

drivers/staging/vt6655/device.h

@@ -693,13 +693,13 @@ typedef struct __device_info {
     BYTE                    byCCKPwr;
     BYTE                    byOFDMPwrG;
     BYTE                    byCurPwr;
-    I8                      byCurPwrdBm;
+    char	 byCurPwrdBm;
     BYTE                    abyCCKPwrTbl[CB_MAX_CHANNEL_24G+1];
     BYTE                    abyOFDMPwrTbl[CB_MAX_CHANNEL+1];
-    I8                      abyCCKDefaultPwr[CB_MAX_CHANNEL_24G+1];
-    I8                      abyOFDMDefaultPwr[CB_MAX_CHANNEL+1];
-    I8                      abyRegPwr[CB_MAX_CHANNEL+1];
-    I8                      abyLocalPwr[CB_MAX_CHANNEL+1];
+    char	abyCCKDefaultPwr[CB_MAX_CHANNEL_24G+1];
+    char	abyOFDMDefaultPwr[CB_MAX_CHANNEL+1];
+    char	abyRegPwr[CB_MAX_CHANNEL+1];
+    char	abyLocalPwr[CB_MAX_CHANNEL+1];
 
 
     // BaseBand Loopback Use

drivers/staging/vt6655/ttype.h

@@ -68,8 +68,6 @@ typedef int             BOOL;
  * but it doesn't matter if they're signed or unsigned.
  */
 
-typedef signed char             I8;     /* 8-bit signed integer */
-
 typedef unsigned char           U8;     /* 8-bit unsigned integer */
 typedef unsigned short          U16;    /* 16-bit unsigned integer */
 typedef unsigned long           U32;    /* 32-bit unsigned integer */