commit d0a2b8fa7663a09b66f54b77dbbf460fb762aa7d
author Malcolm Priestley <tvboxspy@gmail.com> Thu Aug 15 19:37:04 2013 +0100
committer Greg Kroah-Hartman <gregkh@linuxfoundation.org> Thu Aug 15 17:20:54 2013 -0700
tree 0144aa165ac5195ceac7a9f828ba44490fb1c5f4
parent f39c0d8e30c74a01b9883044e41fb339b97c006f

staging: vt6656: rxtx.c : s_bPacketToWirelessUsb remove usbPacketBuf.

Move vnt_tx_buffer *pTxBufHead to argument u8 *usbPacketBuf position.

Fix the calling to s_bPacketToWirelessUsb so it attached to
the calling struct vnt_tx_buffer pTX_Buffer.

Signed-off-by: Malcolm Priestley <tvboxspy@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/vt6656/rxtx.c

diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c
index 083f58f..e37e82c 100644
--- a/drivers/staging/vt6656/rxtx.c
+++ b/drivers/staging/vt6656/rxtx.c
@@ -991,12 +991,12 @@
 */
 
 static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType,
-	u8 *usbPacketBuf, int bNeedEncryption, u32 uSkbPacketLen, u32 uDMAIdx,
-	struct ethhdr *psEthHeader, u8 *pPacket, PSKeyItem pTransmitKey,
-	u32 uNodeIndex, u16 wCurrentRate, u32 *pcbHeaderLen, u32 *pcbTotalLen)
+	struct vnt_tx_buffer *pTxBufHead, int bNeedEncryption,
+	u32 uSkbPacketLen, u32 uDMAIdx,	struct ethhdr *psEthHeader,
+	u8 *pPacket, PSKeyItem pTransmitKey, u32 uNodeIndex, u16 wCurrentRate,
+	u32 *pcbHeaderLen, u32 *pcbTotalLen)
 {
 	struct vnt_manager *pMgmt = &pDevice->vnt_mgmt;
-	struct vnt_tx_buffer *pTxBufHead;
 	u32 cbFrameSize, cbFrameBodySize;
 	u32 cb802_1_H_len;
 	u32 cbIVlen = 0, cbICVlen = 0, cbMIClen = 0, cbMACHdLen = 0;
@@ -1026,8 +1026,6 @@
 			bSoftWEP = true; /* WEP 256 */
 	}
 
-	pTxBufHead = (struct vnt_tx_buffer *)usbPacketBuf;
-
     // Get pkt type
     if (ntohs(psEthHeader->h_proto) > ETH_DATA_LEN) {
         if (pDevice->dwDiagRefCount == 0) {
@@ -2541,8 +2539,10 @@
         }
     }
 
+	pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0];
+
     fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType,
-                        (u8 *)(&pContext->Data[0]), bNeedEncryption,
+			pTX_Buffer, bNeedEncryption,
                         skb->len, uDMAIdx, &pDevice->sTxEthHeader,
                         (u8 *)skb->data, pTransmitKey, uNodeIndex,
                         pDevice->wCurrentRate,
@@ -2564,7 +2564,6 @@
         }
     }
 
-	pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0];
     pTX_Buffer->byPKTNO = (u8) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
     pTX_Buffer->wTxByteCount = (u16)BytesToWrite;
 
@@ -2701,8 +2700,10 @@
     // Convert the packet to an usb frame and copy into our buffer
     // and send the irp.
 
+	pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0];
+
     fConvertedPacket = s_bPacketToWirelessUsb(pDevice, byPktType,
-                         (u8 *)(&pContext->Data[0]), bNeedEncryption,
+			pTX_Buffer, bNeedEncryption,
                          uDataLen, TYPE_AC0DMA, &pDevice->sTxEthHeader,
                          pbySkbData, pTransmitKey, uNodeIndex,
                          pDevice->wCurrentRate,
@@ -2714,7 +2715,6 @@
         return false;
     }
 
-	pTX_Buffer = (struct vnt_tx_buffer *)&pContext->Data[0];
     pTX_Buffer->byPKTNO = (u8) (((pDevice->wCurrentRate<<4) &0x00F0) | ((pDevice->wSeqCounter - 1) & 0x000F));
     pTX_Buffer->wTxByteCount = (u16)BytesToWrite;