From 85416a4fa193754ef36e12b20bb02fe661cb7f17 Mon Sep 17 00:00:00 2001 From: Christian Lamparter Date: Sat, 2 Oct 2010 13:17:07 +0200 Subject: mac80211: fix rx monitor filter refcounters This patch fixes an refcounting bug. Previously it was possible to corrupt the per-device recv. filter and monitor management counters when: iw dev wlanX set monitor [new flags] was issued on an active monitor interface. Acked-by: Johannes Berg Signed-off-by: Christian Lamparter Signed-off-by: John W. Linville --- net/mac80211/ieee80211_i.h | 2 ++ 1 file changed, 2 insertions(+) (limited to 'net/mac80211/ieee80211_i.h') diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 945fbf29719d..f6a6d78efcf0 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -1132,6 +1132,8 @@ void ieee80211_if_remove(struct ieee80211_sub_if_data *sdata); void ieee80211_remove_interfaces(struct ieee80211_local *local); u32 __ieee80211_recalc_idle(struct ieee80211_local *local); void ieee80211_recalc_idle(struct ieee80211_local *local); +void ieee80211_adjust_monitor_flags(struct ieee80211_sub_if_data *sdata, + const int offset); static inline bool ieee80211_sdata_running(struct ieee80211_sub_if_data *sdata) { -- cgit v1.2.3