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staging/rtl8187se: Remove code without effect 

The local variable AcParam is only assigned to but not read/used
afterwards, thus it and all related code can be removed.

The bFollowLegacySetting variable and check can also be removed as it is
always true.

Signed-off-by: Peter Huewe <peterhuewe@gmx.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Peter Huewe 2013-02-13 03:58:16 +01:00 коммит произвёл Greg Kroah-Hartman
Родитель 2578180858
Коммит b926050cb1
1 изменённых файлов: 2 добавлений и 33 удалений
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35
drivers/staging/rtl8187se/r8185b_init.c
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@ -869,8 +869,6 @@ void ActUpdateChannelAccessSetting(struct net_device *dev,
struct r8180_priv *priv = ieee80211_priv(dev);
struct ieee80211_device *ieee = priv->ieee80211;
AC_CODING eACI;
AC_PARAM AcParam;
u8 bFollowLegacySetting = 0;
u8 u1bAIFS;
/*
@ -899,37 +897,8 @@ void ActUpdateChannelAccessSetting(struct net_device *dev,
write_nic_byte(dev, AckTimeOutReg, 0x5B); /* <RJ_EXPR_QOS> Suggested by wcchu, it is the default value of EIFS register, 2005.12.08. */
{ /* Legacy 802.11. */
bFollowLegacySetting = 1;
}
/* this setting is copied from rtl8187B. xiong-2006-11-13 */
if (bFollowLegacySetting) {
/*
* Follow 802.11 seeting to AC parameter, all AC shall use the same parameter.
* 2005.12.01, by rcnjko.
*/
AcParam.longData = 0;
AcParam.f.AciAifsn.f.AIFSN = 2; /* Follow 802.11 DIFS. */
AcParam.f.AciAifsn.f.ACM = 0;
AcParam.f.Ecw.f.ECWmin = ChnlAccessSetting->CWminIndex; /* Follow 802.11 CWmin. */
AcParam.f.Ecw.f.ECWmax = ChnlAccessSetting->CWmaxIndex; /* Follow 802.11 CWmax. */
AcParam.f.TXOPLimit = 0;
/* lzm reserved 080826 */
/* For turbo mode setting. port from 87B by Isaiah 2008-08-01 */
if (ieee->current_network.Turbo_Enable == 1)
AcParam.f.TXOPLimit = 0x01FF;
/* For 87SE with Intel 4965 Ad-Hoc mode have poor throughput (19MB) */
if (ieee->iw_mode == IW_MODE_ADHOC)
AcParam.f.TXOPLimit = 0x0020;
for (eACI = 0; eACI < AC_MAX; eACI++) {
AcParam.f.AciAifsn.f.ACI = (u8)eACI;
write_nic_byte(dev, ACM_CONTROL, 0);
}
for (eACI = 0; eACI < AC_MAX; eACI++) {
write_nic_byte(dev, ACM_CONTROL, 0);
}
}