madwifi: disable ccmp replay protection for ibss/ahdemo to make wpa-none work

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19822 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/madwifi/patches/458-ibss_wpa_none.patch b/package/madwifi/patches/458-ibss_wpa_none.patch
new file mode 100644 (file)
index 0000000..df77510
--- /dev/null
+++ b/package/madwifi/patches/458-ibss_wpa_none.patch
@@ -0,0 +1,13 @@
+--- a/net80211/ieee80211_crypto_ccmp.c
++++ b/net80211/ieee80211_crypto_ccmp.c
+@@ -273,7 +273,9 @@ ccmp_decap(struct ieee80211_key *k, stru
+               tid = ((struct ieee80211_qosframe *)wh)->i_qos[0] & IEEE80211_QOS_TID;
+       /* NB: assume IEEE80211_WEP_MINLEN covers the extended IV */
+       pn = READ_6(ivp[0], ivp[1], ivp[4], ivp[5], ivp[6], ivp[7]);
+-      if (pn && pn <= k->wk_keyrsc[tid]) {
++      if ((vap->iv_opmode != IEEE80211_M_IBSS) &&
++          (vap->iv_opmode != IEEE80211_M_AHDEMO) &&
++          (pn && pn <= k->wk_keyrsc[tid])) {
+               /*
+                * Replay violation.
+                */