Staging: rt2870sta: constify RTUSBMultiWrite(), RTUSBFirmwareWrite()

These functions do not modify the data they are passed. Signed-off-by: Ben Hutchings <ben@decadent.org.uk> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
git-mirror · Mar 4, 2010 · 8838d25 · 8838d25
1 parent 35f077d
commit 8838d25
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Showing 2 changed files with 8 additions and 8 deletions.
diff --git a/drivers/staging/rt2860/rtmp.h b/drivers/staging/rt2860/rtmp.h
@@ -4043,10 +4043,10 @@ int RTUSBMultiRead(struct rt_rtmp_adapter *pAd,
 			u16 Offset, u8 *pData, u16 length);
 
 int RTUSBMultiWrite(struct rt_rtmp_adapter *pAd,
-			 u16 Offset, u8 *pData, u16 length);
+		    u16 Offset, const u8 *pData, u16 length);
 
 int RTUSBMultiWrite_OneByte(struct rt_rtmp_adapter *pAd,
-				 u16 Offset, u8 *pData);
+			    u16 Offset, const u8 *pData);
 
 int RTUSBReadBBPRegister(struct rt_rtmp_adapter *pAd,
 			      u8 Id, u8 *pValue);
@@ -4112,7 +4112,7 @@ int RTUSBSingleWrite(struct rt_rtmp_adapter *pAd,
 			  u16 Offset, u16 Value);
 
 int RTUSBFirmwareWrite(struct rt_rtmp_adapter *pAd,
-			    u8 *pFwImage, unsigned long FwLen);
+		       const u8 *pFwImage, unsigned long FwLen);
 
 int RTUSBVenderReset(struct rt_rtmp_adapter *pAd);
 

diff --git a/drivers/staging/rt2870/common/rtusb_io.c b/drivers/staging/rt2870/common/rtusb_io.c
@@ -84,7 +84,7 @@ static int RTUSBFirmwareRun(struct rt_rtmp_adapter *pAd)
 	========================================================================
 */
 int RTUSBFirmwareWrite(struct rt_rtmp_adapter *pAd,
-			    u8 *pFwImage, unsigned long FwLen)
+		       const u8 *pFwImage, unsigned long FwLen)
 {
 	u32 MacReg;
 	int Status;
@@ -167,26 +167,26 @@ int RTUSBMultiRead(struct rt_rtmp_adapter *pAd,
 	========================================================================
 */
 int RTUSBMultiWrite_OneByte(struct rt_rtmp_adapter *pAd,
-				 u16 Offset, u8 *pData)
+			    u16 Offset, const u8 *pData)
 {
 	int Status;
 
 	/* TODO: In 2870, use this funciton carefully cause it's not stable. */
 	Status = RTUSB_VendorRequest(pAd,
 				     USBD_TRANSFER_DIRECTION_OUT,
 				     DEVICE_VENDOR_REQUEST_OUT,
-				     0x6, 0, Offset, pData, 1);
+				     0x6, 0, Offset, (u8 *)pData, 1);
 
 	return Status;
 }
 
 int RTUSBMultiWrite(struct rt_rtmp_adapter *pAd,
-			 u16 Offset, u8 *pData, u16 length)
+		    u16 Offset, const u8 *pData, u16 length)
 {
 	int Status;
 
 	u16 index = 0, Value;
-	u8 *pSrc = pData;
+	const u8 *pSrc = pData;
 	u16 resude = 0;
 
 	resude = length % 2;