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[PATCH] ieee80211: division by zero fix

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This fixes division by zero bug in ieee80211_wx_get_scan().

Signed-off-by: Jiri Benc <jbenc@suse.cz>
Signed-off-by: Jeff Garzik <jgarzik@pobox.com>
This commit is contained in:
Jiri Benc
2005-10-10 19:16:53 +02:00
committed by Jeff Garzik
parent 28af493cd7
commit 757d18faee
1 changed files with 12 additions and 9 deletions
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3
net/ieee80211/ieee80211_wx.c
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@@ -152,6 +152,9 @@ static inline char *ipw2100_translate_scan(struct ieee80211_device *ieee,
iwe.u.qual.level = 0; iwe.u.qual.level = 0;
} else { } else {
iwe.u.qual.level = network->stats.rssi; iwe.u.qual.level = network->stats.rssi;
if (ieee->perfect_rssi == ieee->worst_rssi)
iwe.u.qual.qual = 100;
else
iwe.u.qual.qual = iwe.u.qual.qual =
(100 * (100 *
(ieee->perfect_rssi - ieee->worst_rssi) * (ieee->perfect_rssi - ieee->worst_rssi) *