[PATCH] staging: rtl8192u: remove redundant variables
Kenneth Lu
kuohsianglu at gmail.com
Fri Jun 8 07:39:06 UTC 2018
Clean up W=1 warning: variable set but not used.
Signed-off-by: Kenneth Lu <kuohsianglu at gmail.com>
---
drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c | 2 --
drivers/staging/rtl8192u/r8192U_core.c | 11 +----------
drivers/staging/rtl8192u/r8192U_dm.c | 3 +--
3 files changed, 2 insertions(+), 14 deletions(-)
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
index 37a610d..535186b 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_rx.c
@@ -893,7 +893,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
u16 fc, type, stype, sc;
struct net_device_stats *stats;
unsigned int frag;
- u8 *payload;
u16 ethertype;
//added by amy for reorder
u8 TID = 0;
@@ -1274,7 +1273,6 @@ int ieee80211_rx(struct ieee80211_device *ieee, struct sk_buff *skb,
}
//added by amy for reorder
/* skb: hdr + (possible reassembled) full plaintext payload */
- payload = skb->data + hdrlen;
//ethertype = (payload[6] << 8) | payload[7];
rxb = kmalloc(sizeof(struct ieee80211_rxb), GFP_ATOMIC);
if (!rxb)
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index d607c59..e86b2c8 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -1004,7 +1004,6 @@ static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev,
int rate)
{
struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
- int ret;
unsigned long flags;
struct cb_desc *tcb_desc = (struct cb_desc *)(skb->cb + MAX_DEV_ADDR_SIZE);
u8 queue_index = tcb_desc->queue_index;
@@ -1017,7 +1016,6 @@ static void rtl8192_hard_data_xmit(struct sk_buff *skb, struct net_device *dev,
*(struct net_device **)(skb->cb) = dev;
tcb_desc->bTxEnableFwCalcDur = 1;
skb_push(skb, priv->ieee80211->tx_headroom);
- ret = rtl8192_tx(dev, skb);
spin_unlock_irqrestore(&priv->tx_lock, flags);
}
@@ -3623,7 +3621,6 @@ int rtl8192_down(struct net_device *dev)
void rtl8192_commit(struct net_device *dev)
{
struct r8192_priv *priv = ieee80211_priv(dev);
- int reset_status = 0;
if (priv->up == 0)
return;
@@ -3635,7 +3632,6 @@ void rtl8192_commit(struct net_device *dev)
ieee80211_softmac_stop_protocol(priv->ieee80211);
rtl8192_rtx_disable(dev);
- reset_status = _rtl8192_up(dev);
}
static void rtl8192_restart(struct work_struct *work)
@@ -3971,11 +3967,10 @@ static void rtl8192_process_phyinfo(struct r8192_priv *priv, u8 *buffer,
struct rtl_80211_hdr_3addr *hdr;
u16 sc;
- unsigned int frag, seq;
+ unsigned int seq;
hdr = (struct rtl_80211_hdr_3addr *)buffer;
sc = le16_to_cpu(hdr->seq_ctl);
- frag = WLAN_GET_SEQ_FRAG(sc);
seq = WLAN_GET_SEQ_SEQ(sc);
/* to record the sequence number */
pcurrent_stats->Seq_Num = seq;
@@ -4811,14 +4806,10 @@ static void rtl819xusb_process_received_packet(
struct net_device *dev,
struct ieee80211_rx_stats *pstats)
{
- u8 *frame;
- u16 frame_len = 0;
struct r8192_priv *priv = ieee80211_priv(dev);
/* Get shifted bytes of Starting address of 802.11 header. */
pstats->virtual_address += get_rxpacket_shiftbytes_819xusb(pstats);
- frame = pstats->virtual_address;
- frame_len = pstats->packetlength;
#ifdef TODO /* about HCT */
if (!Adapter->bInHctTest)
CountRxErrStatistics(Adapter, pRfd);
diff --git a/drivers/staging/rtl8192u/r8192U_dm.c b/drivers/staging/rtl8192u/r8192U_dm.c
index e1b81d34..44aca291 100644
--- a/drivers/staging/rtl8192u/r8192U_dm.c
+++ b/drivers/staging/rtl8192u/r8192U_dm.c
@@ -509,7 +509,7 @@ static u8 CCKSwingTable_Ch14[CCK_Table_length][8] = {
static void dm_TXPowerTrackingCallback_TSSI(struct net_device *dev)
{
struct r8192_priv *priv = ieee80211_priv(dev);
- bool bHighpowerstate, viviflag = false;
+ bool viviflag = false;
DCMD_TXCMD_T tx_cmd;
u8 powerlevelOFDM24G;
int i = 0, j = 0, k = 0;
@@ -524,7 +524,6 @@ static void dm_TXPowerTrackingCallback_TSSI(struct net_device *dev)
write_nic_byte(dev, 0x1ba, 0);
priv->ieee80211->bdynamic_txpower_enable = false;
- bHighpowerstate = priv->bDynamicTxHighPower;
powerlevelOFDM24G = (u8)(priv->Pwr_Track>>24);
RF_Type = priv->rf_type;
--
2.7.4
More information about the devel
mailing list