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authorblogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-05 10:12:53 +0000
committerblogic <blogic@3c298f89-4303-0410-b956-a3cf2f4a3e73>2012-10-05 10:12:53 +0000
commit5c105d9f3fd086aff195d3849dcf847d6b0bd927 (patch)
tree1229a11f725bfa58aa7c57a76898553bb5f6654a /package/madwifi/patches/444-beacon_update_war.patch
downloadopenwrt-5c105d9f3fd086aff195d3849dcf847d6b0bd927.tar.gz
openwrt-5c105d9f3fd086aff195d3849dcf847d6b0bd927.zip
branch Attitude Adjustment
git-svn-id: svn://svn.openwrt.org/openwrt/branches/attitude_adjustment@33625 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'package/madwifi/patches/444-beacon_update_war.patch')
-rw-r--r--package/madwifi/patches/444-beacon_update_war.patch17
1 files changed, 17 insertions, 0 deletions
diff --git a/package/madwifi/patches/444-beacon_update_war.patch b/package/madwifi/patches/444-beacon_update_war.patch
new file mode 100644
index 000000000..6a3178a6d
--- /dev/null
+++ b/package/madwifi/patches/444-beacon_update_war.patch
@@ -0,0 +1,17 @@
+--- 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