mac80211: fix frames looping back to a wds station

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@25008 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/mac80211/patches/560-mac80211_wds_sta_fix.patch b/package/mac80211/patches/560-mac80211_wds_sta_fix.patch
new file mode 100644 (file)
index 0000000..a0418b6
--- /dev/null
+++ b/package/mac80211/patches/560-mac80211_wds_sta_fix.patch
@@ -0,0 +1,18 @@
+--- a/net/mac80211/rx.c
++++ b/net/mac80211/rx.c
+@@ -1561,9 +1561,13 @@ __ieee80211_data_to_8023(struct ieee8021
+           sdata->vif.type == NL80211_IFTYPE_AP_VLAN && !sdata->u.vlan.sta)
+               return -1;
+ 
++      if (!ieee80211_802_1x_port_control(rx) &&
++          sdata->vif.type == NL80211_IFTYPE_STATION &&
++          !!sdata->u.mgd.use_4addr != !!ieee80211_has_a4(hdr->frame_control))
++              return -1;
++
+       if (is_multicast_ether_addr(hdr->addr1) &&
+-          ((sdata->vif.type == NL80211_IFTYPE_AP_VLAN && sdata->u.vlan.sta) ||
+-           (sdata->vif.type == NL80211_IFTYPE_STATION && sdata->u.mgd.use_4addr)))
++          sdata->vif.type == NL80211_IFTYPE_AP_VLAN && sdata->u.vlan.sta)
+               return -1;
+ 
+       return ieee80211_data_to_8023(rx->skb, sdata->vif.addr, sdata->vif.type);