diff options
Diffstat (limited to 'drivers/net/wireless/zd1211rw/zd_mac.c')
| -rw-r--r-- | drivers/net/wireless/zd1211rw/zd_mac.c | 20 |
1 files changed, 18 insertions, 2 deletions
diff --git a/drivers/net/wireless/zd1211rw/zd_mac.c b/drivers/net/wireless/zd1211rw/zd_mac.c index 5037c8b..5de28bf6 100644 --- a/drivers/net/wireless/zd1211rw/zd_mac.c +++ b/drivers/net/wireless/zd1211rw/zd_mac.c @@ -160,6 +160,22 @@ static int zd_reg2alpha2(u8 regdomain, char *alpha2) return 1; } +static int zd_check_signal(struct ieee80211_hw *hw, int signal) +{ + struct zd_mac *mac = zd_hw_mac(hw); + + dev_dbg_f_cond(zd_mac_dev(mac), signal < 0 || signal > 100, + "%s: signal value from device not in range 0..100, " + "but %d.\n", __func__, signal); + + if (signal < 0) + signal = 0; + else if (signal > 100) + signal = 100; + + return signal; +} + int zd_mac_preinit_hw(struct ieee80211_hw *hw) { int r; @@ -461,7 +477,7 @@ static void zd_mac_tx_status(struct ieee80211_hw *hw, struct sk_buff *skb, if (i<IEEE80211_TX_MAX_RATES) info->status.rates[i].idx = -1; /* terminate */ - info->status.ack_signal = ackssi; + info->status.ack_signal = zd_check_signal(hw, ackssi); ieee80211_tx_status_irqsafe(hw, skb); } @@ -982,7 +998,7 @@ int zd_mac_rx(struct ieee80211_hw *hw, const u8 *buffer, unsigned int length) stats.freq = zd_channels[_zd_chip_get_channel(&mac->chip) - 1].center_freq; stats.band = IEEE80211_BAND_2GHZ; - stats.signal = status->signal_strength; + stats.signal = zd_check_signal(hw, status->signal_strength); rate = zd_rx_rate(buffer, status); |
