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mac80211: fix BSS leak 

The IBSS code leaks a BSS struct after telling
cfg80211 about a given BSS by passing a frame.

Signed-off-by: Johannes Berg <johannes@sipsolutions.net>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Johannes Berg 2009-10-28 15:12:32 +01:00 committed by John W. Linville
parent 227206455f
commit f446d10f21
1 changed files with 4 additions and 2 deletions
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6
net/mac80211/ibss.c
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@ -73,6 +73,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
struct ieee80211_mgmt *mgmt; struct ieee80211_mgmt *mgmt;
u8 *pos; u8 *pos;
struct ieee80211_supported_band *sband; struct ieee80211_supported_band *sband;
struct cfg80211_bss *bss;
u32 bss_change; u32 bss_change;
u8 supp_rates[IEEE80211_MAX_SUPP_RATES]; u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
@ -177,8 +178,9 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
mod_timer(&ifibss->timer, mod_timer(&ifibss->timer,
round_jiffies(jiffies + IEEE80211_IBSS_MERGE_INTERVAL)); round_jiffies(jiffies + IEEE80211_IBSS_MERGE_INTERVAL));
cfg80211_inform_bss_frame(local->hw.wiphy, local->hw.conf.channel, bss = cfg80211_inform_bss_frame(local->hw.wiphy, local->hw.conf.channel,
mgmt, skb->len, 0, GFP_KERNEL); mgmt, skb->len, 0, GFP_KERNEL);
cfg80211_put_bss(bss);
cfg80211_ibss_joined(sdata->dev, ifibss->bssid, GFP_KERNEL); cfg80211_ibss_joined(sdata->dev, ifibss->bssid, GFP_KERNEL);
} }