1
0
mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2024-12-05 04:25:05 +02:00
openwrt-xburst/package/madwifi/patches/444-beacon_update_war.patch
nbd 38b0a09fbc add powersave fixes based on patches by Steven Luo (#4376)
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@17312 3c298f89-4303-0410-b956-a3cf2f4a3e73
2009-08-19 14:48:31 +00:00

18 lines
640 B
Diff

--- a/net80211/ieee80211_beacon.c
+++ b/net80211/ieee80211_beacon.c
@@ -476,6 +476,14 @@ ieee80211_beacon_update(struct ieee80211
tie->tim_bitctl |= BITCTL_BUFD_MCAST;
else
tie->tim_bitctl &= ~BITCTL_BUFD_MCAST;
+
+ /* WAR: on some platforms, a race condition between beacon
+ * contents update and beacon transmission leads to beacon
+ * data not being updated in time. For most fields this is
+ * not critical, but for powersave it is. Work around this
+ * by always remapping the beacon when the TIM IE changes.
+ */
+ len_changed = 1;
}
/* Whenever we want to switch to a new channel, we need to follow the