[PATCH 181/368] Staging: rt2870sta: constify RTUSBMultiWrite(), RTUSBFirmwareWrite()

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From: Greg KH
Date: Thursday, March 4, 2010 - 1:05 pm

From: Ben Hutchings <ben@decadent.org.uk>

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>
---
 drivers/staging/rt2860/rtmp.h            |    6 +++---
 drivers/staging/rt2870/common/rtusb_io.c |   10 +++++-----
 2 files changed, 8 insertions(+), 8 deletions(-)

diff --git a/drivers/staging/rt2860/rtmp.h b/drivers/staging/rt2860/rtmp.h
index c50abf4..6c6503d 100644
--- 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
index 34443f2..cf0d2f5 100644
--- 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;
@@ -167,7 +167,7 @@ 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;
 
@@ -175,18 +175,18 @@ int RTUSBMultiWrite_OneByte(struct rt_rtmp_adapter *pAd,
 	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;
-- 
1.7.0.1

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Messages in current thread:
[PATCH 043/368] Staging: add dt3155 driver, Greg KH, (Thu Mar 4, 1:03 pm)
[PATCH 045/368] Staging: dt3155: add TODO file, Greg KH, (Thu Mar 4, 1:03 pm)
[GIT PATCH] STAGING patches for 2.6.33-git, Greg KH, (Thu Mar 4, 1:04 pm)
[PATCH 181/368] Staging: rt2870sta: constify RTUSBMultiWri ..., Greg KH, (Thu Mar 4, 1:05 pm)
[PATCH 190/368] Staging: et131x: kill EXP_ROM, Greg KH, (Thu Mar 4, 1:06 pm)
[PATCH 222/368] Staging: otus: fix memory leak, Greg KH, (Thu Mar 4, 1:06 pm)
[PATCH 264/368] staging: dream: Codestyle fix, Greg KH, (Thu Mar 4, 1:07 pm)
Re: [PATCH 264/368] staging: dream: Codestyle fix, Pavel Machek, (Fri Mar 5, 12:08 am)