X-Git-Url: https://git.rohieb.name/openwrt.git/blobdiff_plain/7f93038dad7c0432a86a23fe87a94c8f3c6d0856..22eab0b03806b8704f2fd3c4dc48c4559765c069:/package/madwifi/patches/309-micfail_detect.patch

diff --git a/package/madwifi/patches/309-micfail_detect.patch b/package/madwifi/patches/309-micfail_detect.patch
index 6eed79384..4ff11aba5 100644
--- a/package/madwifi/patches/309-micfail_detect.patch
+++ b/package/madwifi/patches/309-micfail_detect.patch
@@ -1,15 +1,16 @@
-diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c
---- madwifi.old/ath/if_ath.c	2007-05-21 07:53:37.247279824 +0200
-+++ madwifi.dev/ath/if_ath.c	2007-05-21 07:55:23.290158856 +0200
-@@ -5598,6 +5598,7 @@
+Index: madwifi-ng-r2420-20070602/ath/if_ath.c
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/ath/if_ath.c	2007-06-04 13:21:58.895023264 +0200
++++ madwifi-ng-r2420-20070602/ath/if_ath.c	2007-06-04 13:21:59.133986936 +0200
+@@ -5602,6 +5602,7 @@
  	u_int phyerr;
- 	int processed = 0, early_stop = 0;
- 	int rx_limit = dev->quota;
-+	int mic_fail = 0;
+ 	u_int processed = 0, early_stop = 0;
+ 	u_int rx_limit = dev->quota;
++	u_int mic_fail = 0;
  
  	/* Let the 802.11 layer know about the new noise floor */
- 	ic->ic_channoise = sc->sc_channoise;
-@@ -5692,31 +5693,16 @@
+ 	sc->sc_channoise = ath_hal_get_channel_noise(ah, &(sc->sc_curchan));
+@@ -5696,25 +5697,7 @@
  			}
  			if (rs->rs_status & HAL_RXERR_MIC) {
  				sc->sc_stats.ast_rx_badmic++;
@@ -36,22 +37,30 @@ diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c
  			}
  			/*
  			 * Reject error frames if we have no vaps that 
- 			 * are operating in monitor mode.
- 			 */
--			if(sc->sc_nmonvaps == 0) goto rx_next;
-+			if ((rs->rs_status & ~HAL_RXERR_MIC) &&
-+				((rs->rs_status &~ HAL_RXERR_DECRYPT) ||
-+			     (sc->sc_ic.ic_opmode != IEEE80211_M_MONITOR)))
-+					goto rx_next;
- 		}
- rx_accept:
+@@ -5772,8 +5755,9 @@
  		/*
-@@ -5800,6 +5786,20 @@
+ 		 * Finished monitor mode handling, now reject
+ 		 * error frames before passing to other vaps
++		 * Ignore MIC failures here, as we need to recheck them
+ 		 */
+-		if (rs->rs_status != 0) {
++		if (rs->rs_status & ~(HAL_RXERR_MIC | HAL_RXERR_DECRYPT)) {
+ 			dev_kfree_skb(skb);
+ 			skb = NULL;
+ 			goto rx_next;
+@@ -5804,6 +5788,27 @@
+ 				   sc->sc_hwmap[rs->rs_rate].ieeerate,
  				   rs->rs_rssi);
- 		}
  
 +		/* MIC failure. Drop the packet in any case */
 +		if (mic_fail) {
++			/* Drop control frames which are reported with mic error */
++		    if ((((struct ieee80211_frame *)skb->data)->i_fc[0] & IEEE80211_FC0_TYPE_MASK) == IEEE80211_FC0_TYPE_CTL) { 
++				dev_kfree_skb(skb);
++				skb = NULL;
++				mic_fail = 0;
++				goto rx_next;
++			}
 +			ni = ieee80211_find_rxnode(ic, 
 +				(const struct ieee80211_frame_min *) skb->data);
 +			if (ni != NULL) {
@@ -67,9 +76,10 @@ diff -ur madwifi.old/ath/if_ath.c madwifi.dev/ath/if_ath.c
  		/*
  		 * Locate the node for sender, track state, and then
  		 * pass the (referenced) node up to the 802.11 layer
-diff -ur madwifi.old/net80211/ieee80211_crypto_ccmp.c madwifi.dev/net80211/ieee80211_crypto_ccmp.c
---- madwifi.old/net80211/ieee80211_crypto_ccmp.c	2007-05-18 13:19:16.000000000 +0200
-+++ madwifi.dev/net80211/ieee80211_crypto_ccmp.c	2007-05-21 07:54:24.892036720 +0200
+Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_ccmp.c
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto_ccmp.c	2007-06-04 13:21:57.936169032 +0200
++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_ccmp.c	2007-06-04 13:21:59.134986784 +0200
 @@ -78,7 +78,7 @@
  static int ccmp_encap(struct ieee80211_key *, struct sk_buff *, u_int8_t);
  static int ccmp_decap(struct ieee80211_key *, struct sk_buff *, int);
@@ -79,7 +89,7 @@ diff -ur madwifi.old/net80211/ieee80211_crypto_ccmp.c madwifi.dev/net80211/ieee8
  
  static const struct ieee80211_cipher ccmp = {
  	.ic_name	= "AES-CCM",
-@@ -298,7 +298,7 @@
+@@ -304,7 +304,7 @@
   * Verify and strip MIC from the frame.
   */
  static int
@@ -88,9 +98,10 @@ diff -ur madwifi.old/net80211/ieee80211_crypto_ccmp.c madwifi.dev/net80211/ieee8
  {
  	return 1;
  }
-diff -ur madwifi.old/net80211/ieee80211_crypto.h madwifi.dev/net80211/ieee80211_crypto.h
---- madwifi.old/net80211/ieee80211_crypto.h	2007-05-04 15:45:58.000000000 +0200
-+++ madwifi.dev/net80211/ieee80211_crypto.h	2007-05-21 07:54:24.893036568 +0200
+Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto.h
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto.h	2007-06-04 13:21:53.000919304 +0200
++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto.h	2007-06-04 13:21:59.134986784 +0200
 @@ -145,7 +145,7 @@
  	int (*ic_encap)(struct ieee80211_key *, struct sk_buff *, u_int8_t);
  	int (*ic_decap)(struct ieee80211_key *, struct sk_buff *, int);
@@ -113,9 +124,10 @@ diff -ur madwifi.old/net80211/ieee80211_crypto.h madwifi.dev/net80211/ieee80211_
  }
  
  /*
-diff -ur madwifi.old/net80211/ieee80211_crypto_none.c madwifi.dev/net80211/ieee80211_crypto_none.c
---- madwifi.old/net80211/ieee80211_crypto_none.c	2006-09-20 10:45:13.000000000 +0200
-+++ madwifi.dev/net80211/ieee80211_crypto_none.c	2007-05-21 07:54:24.893036568 +0200
+Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_none.c
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto_none.c	2007-06-04 13:21:53.005918544 +0200
++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_none.c	2007-06-04 13:21:59.134986784 +0200
 @@ -52,7 +52,7 @@
  static int none_encap(struct ieee80211_key *, struct sk_buff *, u_int8_t);
  static int none_decap(struct ieee80211_key *, struct sk_buff *, int);
@@ -134,9 +146,10 @@ diff -ur madwifi.old/net80211/ieee80211_crypto_none.c madwifi.dev/net80211/ieee8
  {
  	struct ieee80211vap *vap = k->wk_private;
  
-diff -ur madwifi.old/net80211/ieee80211_crypto_tkip.c madwifi.dev/net80211/ieee80211_crypto_tkip.c
---- madwifi.old/net80211/ieee80211_crypto_tkip.c	2007-05-18 13:19:16.000000000 +0200
-+++ madwifi.dev/net80211/ieee80211_crypto_tkip.c	2007-05-21 07:54:24.893036568 +0200
+Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_tkip.c
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto_tkip.c	2007-06-04 13:21:53.011917632 +0200
++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_tkip.c	2007-06-04 13:21:59.135986632 +0200
 @@ -57,7 +57,7 @@
  static int tkip_encap(struct ieee80211_key *, struct sk_buff *, u_int8_t);
  static int tkip_enmic(struct ieee80211_key *, struct sk_buff *, int);
@@ -164,9 +177,10 @@ diff -ur madwifi.old/net80211/ieee80211_crypto_tkip.c madwifi.dev/net80211/ieee8
  		struct ieee80211vap *vap = ctx->tc_vap;
  		u8 mic[IEEE80211_WEP_MICLEN];
  		u8 mic0[IEEE80211_WEP_MICLEN];
-diff -ur madwifi.old/net80211/ieee80211_crypto_wep.c madwifi.dev/net80211/ieee80211_crypto_wep.c
---- madwifi.old/net80211/ieee80211_crypto_wep.c	2006-09-20 10:45:13.000000000 +0200
-+++ madwifi.dev/net80211/ieee80211_crypto_wep.c	2007-05-21 07:54:24.894036416 +0200
+Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_wep.c
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto_wep.c	2007-06-04 13:21:53.016916872 +0200
++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_wep.c	2007-06-04 13:21:59.135986632 +0200
 @@ -54,7 +54,7 @@
  static int wep_encap(struct ieee80211_key *, struct sk_buff *, u_int8_t);
  static int wep_decap(struct ieee80211_key *, struct sk_buff *, int);
@@ -185,10 +199,11 @@ diff -ur madwifi.old/net80211/ieee80211_crypto_wep.c madwifi.dev/net80211/ieee80
  {
  	return 1;
  }
-diff -ur madwifi.old/net80211/ieee80211_input.c madwifi.dev/net80211/ieee80211_input.c
---- madwifi.old/net80211/ieee80211_input.c	2007-05-21 07:53:37.249279520 +0200
-+++ madwifi.dev/net80211/ieee80211_input.c	2007-05-21 07:54:24.895036264 +0200
-@@ -654,7 +654,7 @@
+Index: madwifi-ng-r2420-20070602/net80211/ieee80211_input.c
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_input.c	2007-06-04 13:21:58.897022960 +0200
++++ madwifi-ng-r2420-20070602/net80211/ieee80211_input.c	2007-06-04 13:21:59.137986328 +0200
+@@ -632,7 +632,7 @@
  		 * Next strip any MSDU crypto bits.
  		 */
  		if (key != NULL &&
@@ -197,7 +212,7 @@ diff -ur madwifi.old/net80211/ieee80211_input.c madwifi.dev/net80211/ieee80211_i
  			IEEE80211_DISCARD_MAC(vap, IEEE80211_MSG_INPUT,
  				ni->ni_macaddr, "data", "%s", "demic error");
  			IEEE80211_NODE_STAT(ni, rx_demicfail);
-@@ -3778,6 +3778,47 @@
+@@ -3730,6 +3730,47 @@
  }
  #endif
  
@@ -245,23 +260,10 @@ diff -ur madwifi.old/net80211/ieee80211_input.c madwifi.dev/net80211/ieee80211_i
  #ifdef IEEE80211_DEBUG
  /*
   * Debugging support.
-diff -ur madwifi.old/net80211/ieee80211_linux.c madwifi.dev/net80211/ieee80211_linux.c
---- madwifi.old/net80211/ieee80211_linux.c	2007-05-21 07:49:54.528138280 +0200
-+++ madwifi.dev/net80211/ieee80211_linux.c	2007-05-21 07:54:24.896036112 +0200
-@@ -311,8 +311,8 @@
- 
- 	/* TODO: needed parameters: count, keyid, key type, src address, TSC */
- 	snprintf(buf, sizeof(buf), "%s(keyid=%d %scast addr=%s)", tag,
--		keyix, IEEE80211_IS_MULTICAST(wh->i_addr1) ?  "broad" : "uni",
--		ether_sprintf(wh->i_addr1));
-+		keyix, IEEE80211_IS_MULTICAST(wh->i_addr2) ?  "broad" : "uni",
-+		ether_sprintf(wh->i_addr2));
- 	memset(&wrqu, 0, sizeof(wrqu));
- 	wrqu.data.length = strlen(buf);
- 	wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf);
-diff -ur madwifi.old/net80211/ieee80211_proto.h madwifi.dev/net80211/ieee80211_proto.h
---- madwifi.old/net80211/ieee80211_proto.h	2007-05-21 07:49:54.574131288 +0200
-+++ madwifi.dev/net80211/ieee80211_proto.h	2007-05-21 07:54:24.896036112 +0200
+Index: madwifi-ng-r2420-20070602/net80211/ieee80211_proto.h
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_proto.h	2007-06-04 13:21:58.134138936 +0200
++++ madwifi-ng-r2420-20070602/net80211/ieee80211_proto.h	2007-06-04 13:21:59.137986328 +0200
 @@ -91,6 +91,7 @@
  void ieee80211_set11gbasicrates(struct ieee80211_rateset *, enum ieee80211_phymode);
  enum ieee80211_phymode ieee80211_get11gbasicrates(struct ieee80211_rateset *);
@@ -270,3 +272,18 @@ diff -ur madwifi.old/net80211/ieee80211_proto.h madwifi.dev/net80211/ieee80211_p
  
  /*
   * Return the size of the 802.11 header for a management or data frame.
+Index: madwifi-ng-r2420-20070602/net80211/ieee80211_linux.c
+===================================================================
+--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_linux.c	2007-06-04 13:21:57.745198064 +0200
++++ madwifi-ng-r2420-20070602/net80211/ieee80211_linux.c	2007-06-04 13:21:59.137986328 +0200
+@@ -291,8 +291,8 @@
+ 	/* TODO: needed parameters: count, keyid, key type, src address, TSC */
+ 	snprintf(buf, sizeof(buf), "%s(keyid=%d %scast addr=%s)", tag,
+ 		k->wk_keyix,
+-		IEEE80211_IS_MULTICAST(wh->i_addr1) ?  "broad" : "uni",
+-		ether_sprintf(wh->i_addr1));
++		IEEE80211_IS_MULTICAST(wh->i_addr2) ?  "broad" : "uni",
++		ether_sprintf(wh->i_addr2));
+ 	memset(&wrqu, 0, sizeof(wrqu));
+ 	wrqu.data.length = strlen(buf);
+ 	wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf);