Commit f446d10f authored by Johannes Berg's avatar Johannes Berg Committed by John W. Linville
Browse files

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: default avatarJohannes Berg <johannes@sipsolutions.net>
Signed-off-by: default avatarJohn W. Linville <linville@tuxdriver.com>
parent 22720645

net/mac80211/ibss.c

+4 −2
Original line number Diff line number Diff line
@@ -73,6 +73,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata, 
	struct ieee80211_mgmt *mgmt;

	u8 *pos;

	struct ieee80211_supported_band *sband;

	struct cfg80211_bss *bss;

	u32 bss_change;

	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,

		  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);

	cfg80211_put_bss(bss);

	cfg80211_ibss_joined(sdata->dev, ifibss->bssid, GFP_KERNEL);

}