X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/0e9ca337996b5b4ef392bc92cde7f4bc9699b3ea..613e530afeab2eb78d7b4100420fd305662beab1:/package/madwifi/patches-r3776/319-eap_auth_disassoc.patch

diff --git a/package/madwifi/patches-r3776/319-eap_auth_disassoc.patch b/package/madwifi/patches-r3776/319-eap_auth_disassoc.patch
new file mode 100644
index 000000000..38f39d51e
--- /dev/null
+++ b/package/madwifi/patches-r3776/319-eap_auth_disassoc.patch
@@ -0,0 +1,89 @@
+This patch causes STA mode interfaces to disassociate if transmission of assoc/auth
+critical packets failed.
+
+Signed-off-by: Felix Fietkau <nbd@openwrt.org>
+
+Index: madwifi-trunk-r3776/ath/if_ath.c
+===================================================================
+--- madwifi-trunk-r3776.orig/ath/if_ath.c	2008-07-17 03:53:09.000000000 +0200
++++ madwifi-trunk-r3776/ath/if_ath.c	2008-07-17 04:00:42.000000000 +0200
+@@ -8272,6 +8272,18 @@
+ #endif
+ 				if (ts->ts_status & HAL_TXERR_XRETRY) {
+ 					sc->sc_stats.ast_tx_xretries++;
++					if (SKB_CB(bf->bf_skb)->auth_pkt && (ni->ni_vap->iv_opmode == IEEE80211_M_STA)) {
++						struct ieee80211com *ic = &sc->sc_ic;
++
++						/* if roaming is enabled, try reassociating, otherwise
++						 * disassociate and go back to the scan state */
++						IEEE80211_VAPS_LOCK_BH(ic);
++						if (ic->ic_roaming == IEEE80211_ROAMING_AUTO)
++							ni->ni_vap->iv_newstate(ni->ni_vap, IEEE80211_S_ASSOC, 1);
++						else
++							ni->ni_vap->iv_newstate(ni->ni_vap, IEEE80211_S_SCAN, 0);
++						IEEE80211_VAPS_UNLOCK_BH(ic);
++					}
+ 					if (ni->ni_flags & IEEE80211_NODE_UAPSD_TRIG) {
+ 						ni->ni_stats.ns_tx_eosplost++;
+ 						DPRINTF(sc, ATH_DEBUG_UAPSD,
+Index: madwifi-trunk-r3776/net80211/ieee80211_linux.c
+===================================================================
+--- madwifi-trunk-r3776.orig/net80211/ieee80211_linux.c	2008-07-17 00:49:54.000000000 +0200
++++ madwifi-trunk-r3776/net80211/ieee80211_linux.c	2008-07-17 04:01:27.000000000 +0200
+@@ -158,6 +158,7 @@
+ 
+ 		SKB_NI(skb) = NULL;
+ 		SKB_CB(skb)->flags = 0;
++		SKB_CB(skb)->auth_pkt = 0;
+ 
+ 		skb_reserve(skb, sizeof(struct ieee80211_frame));
+ 		*frm = skb_put(skb, pktlen);
+Index: madwifi-trunk-r3776/net80211/ieee80211_linux.h
+===================================================================
+--- madwifi-trunk-r3776.orig/net80211/ieee80211_linux.h	2008-07-17 00:53:20.000000000 +0200
++++ madwifi-trunk-r3776/net80211/ieee80211_linux.h	2008-07-17 04:02:15.000000000 +0200
+@@ -411,6 +411,7 @@
+ #define M_SKB_TRACKED	0x20
+ 	void		(*next_destructor)(struct sk_buff *skb);
+ #endif
++	u_int8_t auth_pkt;
+ };
+ 
+ struct __assert {
+Index: madwifi-trunk-r3776/net80211/ieee80211_output.c
+===================================================================
+--- madwifi-trunk-r3776.orig/net80211/ieee80211_output.c	2008-07-17 02:35:10.000000000 +0200
++++ madwifi-trunk-r3776/net80211/ieee80211_output.c	2008-07-17 04:00:42.000000000 +0200
+@@ -773,6 +773,8 @@
+ 	else
+ 		hdrsize = sizeof(struct ieee80211_frame);
+ 
++	SKB_CB(skb)->auth_pkt = (eh.ether_type == __constant_htons(ETHERTYPE_PAE));
++
+ 	switch (vap->iv_opmode) {
+ 	case IEEE80211_M_IBSS:
+ 	case IEEE80211_M_AHDEMO:
+@@ -1617,6 +1619,7 @@
+ 	ie->param_len = frm - &ie->param_oui[0];
+ 	return frm;
+ }
++
+ #endif
+ /*
+  * Send a probe request frame with the specified ssid
+@@ -1881,6 +1884,7 @@
+ 				sizeof(u_int16_t)+IEEE80211_CHALLENGE_LEN : 0));
+ 		if (skb == NULL)
+ 			senderr(ENOMEM, is_tx_nobuf);
++		SKB_CB(skb)->auth_pkt = 1;
+ 
+ 		((__le16 *)frm)[0] =
+ 			(is_shared_key) ? htole16(IEEE80211_AUTH_ALG_SHARED)
+@@ -1955,6 +1959,7 @@
+ 			vap->app_ie[IEEE80211_APPIE_FRAME_ASSOC_REQ].length);
+ 		if (skb == NULL)
+ 			senderr(ENOMEM, is_tx_nobuf);
++		SKB_CB(skb)->auth_pkt = 1;
+ 
+ 		capinfo = 0;
+ 		if (vap->iv_opmode == IEEE80211_M_IBSS)