From c545e6a6f0b67853213224e9b9ba94203b6485d6 Mon Sep 17 00:00:00 2001 From: Malcolm Priestley Date: Tue, 1 Oct 2013 16:07:25 +0100 Subject: [PATCH] staging: vt6656: rxtx.c remove dead code s_uFillDataHead/pvTxDataHd. uFillDataHead in is now dead so remove and pvTxDataHd. Signed-off-by: Malcolm Priestley Signed-off-by: Greg Kroah-Hartman --- drivers/staging/vt6656/rxtx.c | 42 +++-------------------------------- 1 file changed, 3 insertions(+), 39 deletions(-) diff --git a/drivers/staging/vt6656/rxtx.c b/drivers/staging/vt6656/rxtx.c index 5ca37cf35958..93eba18a1b99 100644 --- a/drivers/staging/vt6656/rxtx.c +++ b/drivers/staging/vt6656/rxtx.c @@ -103,10 +103,6 @@ static u16 s_vGenerateTxParameter(struct vnt_private *pDevice, struct vnt_mic_hdr **mic_hdr, u32 need_mic, u32 cbFrameSize, int bNeedACK, u32 uDMAIdx, struct ethhdr *psEthHeader, bool need_rts); -static u32 s_uFillDataHead(struct vnt_private *pDevice, - u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, - u32 uDMAIdx, int bNeedAck, u8 byFBOption); - static void s_vGenerateMACHeader(struct vnt_private *pDevice, u8 *pbyBufferAddr, u16 wDuration, struct ethhdr *psEthHeader, int bNeedEncrypt, u16 wFragType, u32 uDMAIdx, u32 uFragIdx); @@ -585,32 +581,6 @@ static u16 vnt_rxtx_datahead_ab(struct vnt_private *priv, u8 pkt_type, return buf->wDuration; } -static u32 s_uFillDataHead(struct vnt_private *pDevice, - u8 byPktType, u16 wCurrentRate, void *pTxDataHead, u32 cbFrameLength, - u32 uDMAIdx, int bNeedAck, u8 byFBOption) -{ - - if (pTxDataHead == NULL) { - return 0; - } - - if (byPktType == PK_TYPE_11A) { - struct vnt_tx_datahead_ab *pBuf = - (struct vnt_tx_datahead_ab *)pTxDataHead; - - return vnt_rxtx_datahead_ab(pDevice, byPktType, wCurrentRate, - pBuf, cbFrameLength, bNeedAck); - } - else if (byPktType == PK_TYPE_11B) { - struct vnt_tx_datahead_ab *pBuf = - (struct vnt_tx_datahead_ab *)pTxDataHead; - - return vnt_rxtx_datahead_ab(pDevice, byPktType, wCurrentRate, - pBuf, cbFrameLength, bNeedAck); - } - return 0; -} - static int vnt_fill_ieee80211_rts(struct vnt_private *priv, struct ieee80211_rts *rts, struct ethhdr *eth_hdr, u16 duration) @@ -1028,14 +998,13 @@ static int s_bPacketToWirelessUsb(struct vnt_private *pDevice, u8 byPktType, u32 uDuration; u32 cbHeaderLength = 0, uPadding = 0; struct vnt_mic_hdr *pMICHDR; - void *pvTxDataHd; u8 byFBOption = AUTO_FB_NONE, byFragType; u16 wTxBufSize; u32 dwMICKey0, dwMICKey1, dwMIC_Priority; u32 *pdwMIC_L, *pdwMIC_R; int bSoftWEP = false; - pMICHDR = pvTxDataHd = NULL; + pMICHDR = NULL; if (bNeedEncryption && pTransmitKey->pvKeyTable) { if (((PSKeyTable)pTransmitKey->pvKeyTable)->bSoftWEP == true) @@ -1799,7 +1768,6 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) struct vnt_tx_fifo_head *pTxBufHead; u8 byPktType; u8 *pbyTxBufferAddr; - void *pvTxDataHd; u32 uDuration, cbReqCount; struct ieee80211_hdr *pMACHeader; u32 cbHeaderSize, cbFrameBodySize; @@ -1825,7 +1793,7 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) u32 cbExtSuppRate = 0; struct vnt_usb_send_context *pContext; - pMICHDR = pvTxDataHd = NULL; + pMICHDR = NULL; if(skb->len <= WLAN_HDR_ADDR3_LEN) { cbFrameBodySize = 0; @@ -2008,11 +1976,7 @@ void vDMA0_tx_80211(struct vnt_private *pDevice, struct sk_buff *skb) pTX_Buffer, &pMICHDR, cbMICHDR, cbFrameSize, bNeedACK, TYPE_TXDMA0, &sEthHeader, false); - //Fill DataHead - uDuration |= s_uFillDataHead(pDevice, byPktType, wCurrentRate, pvTxDataHd, - cbFrameSize, TYPE_TXDMA0, bNeedACK, AUTO_FB_NONE); - - pMACHeader = (struct ieee80211_hdr *) (pbyTxBufferAddr + cbHeaderSize); + pMACHeader = (struct ieee80211_hdr *) (pbyTxBufferAddr + cbHeaderSize); cbReqCount = cbHeaderSize + cbMacHdLen + uPadding + cbIVlen + (cbFrameBodySize + cbMIClen) + cbExtSuppRate; -- 2.20.1