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staging: wilc1000: removes unused local variable

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This patch removes unused local variable.
This variable is operation definition that back off from sending packets
for some time.
However, that has been deleted operation code.
That is removes all relative code.

Signed-off-by: Leo Kim <leo.kim@atmel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Leo Kim 2016-03-25 21:16:56 +09:00 • committed by Greg Kroah-Hartman
parent 847109fc0f
commit 8dc5fb4e0e
1 changed files with 0 additions and 18 deletions
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18
drivers/staging/wilc1000/linux_wlan.c
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@ -309,12 +309,6 @@ static int linux_wlan_txq_task(void *vp)
struct wilc_vif *vif;
struct wilc *wl;
struct net_device *dev = vp;
#define TX_BACKOFF_WEIGHT_INCR_STEP (1)
#define TX_BACKOFF_WEIGHT_DECR_STEP (1)
#define TX_BACKOFF_WEIGHT_MAX (7)
#define TX_BACKOFF_WEIGHT_MIN (0)
#define TX_BACKOFF_WEIGHT_UNIT_MS (10)
int backoff_weight = TX_BACKOFF_WEIGHT_MIN;
vif = netdev_priv(dev);
wl = vif->wilc;
@ -338,18 +332,6 @@ static int linux_wlan_txq_task(void *vp)
if (netif_queue_stopped(wl->vif[1]->ndev))
netif_wake_queue(wl->vif[1]->ndev);
}
if (ret == WILC_TX_ERR_NO_BUF) {
backoff_weight += TX_BACKOFF_WEIGHT_INCR_STEP;
if (backoff_weight > TX_BACKOFF_WEIGHT_MAX)
backoff_weight = TX_BACKOFF_WEIGHT_MAX;
} else {
if (backoff_weight > TX_BACKOFF_WEIGHT_MIN) {
backoff_weight -= TX_BACKOFF_WEIGHT_DECR_STEP;
if (backoff_weight < TX_BACKOFF_WEIGHT_MIN)
backoff_weight = TX_BACKOFF_WEIGHT_MIN;
}
}
} while (ret == WILC_TX_ERR_NO_BUF && !wl->close);
}
return 0;