diff options
| -rw-r--r-- | package/madwifi/patches/309-micfail_detect.patch | 103 | 
1 files changed, 75 insertions, 28 deletions
| diff --git a/package/madwifi/patches/309-micfail_detect.patch b/package/madwifi/patches/309-micfail_detect.patch index 4ff11aba5..a482a823f 100644 --- a/package/madwifi/patches/309-micfail_detect.patch +++ b/package/madwifi/patches/309-micfail_detect.patch @@ -1,7 +1,7 @@  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 +--- madwifi-ng-r2420-20070602.orig/ath/if_ath.c	2007-06-30 23:52:00.743038750 +0200 ++++ madwifi-ng-r2420-20070602/ath/if_ath.c	2007-07-01 00:12:19.127183000 +0200  @@ -5602,6 +5602,7 @@   	u_int phyerr;   	u_int processed = 0, early_stop = 0; @@ -54,19 +54,19 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c  +		/* 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) { ++			/* Ignore 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)  ++				goto drop_micfail; ++ ++			ni = ieee80211_find_rxnode(ic, (const struct ieee80211_frame_min *) skb->data); ++ ++			if (ni && ni->ni_table) {  +				ieee80211_check_mic(ni, skb);  +				ieee80211_unref_node(&ni);  +			} ++ ++drop_micfail:  +			dev_kfree_skb_any(skb);  +			skb = NULL;  +			mic_fail = 0; @@ -78,8 +78,8 @@ Index: madwifi-ng-r2420-20070602/ath/if_ath.c   		 * pass the (referenced) node up to the 802.11 layer  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 +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto_ccmp.c	2007-06-30 23:52:00.042995000 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_ccmp.c	2007-06-30 23:52:00.999054750 +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); @@ -100,8 +100,8 @@ Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_ccmp.c   }  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 +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto.h	2007-06-30 23:51:53.942613750 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto.h	2007-06-30 23:52:01.107061500 +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); @@ -126,8 +126,8 @@ Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto.h   /*  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 +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto_none.c	2007-06-30 23:51:53.950614250 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_none.c	2007-06-30 23:52:01.171065500 +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); @@ -148,8 +148,8 @@ Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_none.c  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 +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto_tkip.c	2007-06-30 23:51:53.958614750 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_tkip.c	2007-06-30 23:52:01.203067500 +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); @@ -179,8 +179,8 @@ Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_tkip.c   		u8 mic0[IEEE80211_WEP_MICLEN];  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 +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_crypto_wep.c	2007-06-30 23:51:53.966615250 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_wep.c	2007-06-30 23:52:01.211068000 +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); @@ -201,8 +201,8 @@ Index: madwifi-ng-r2420-20070602/net80211/ieee80211_crypto_wep.c   }  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 +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_input.c	2007-06-30 23:52:00.799042250 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_input.c	2007-06-30 23:52:01.239069750 +0200  @@ -632,7 +632,7 @@   		 * Next strip any MSDU crypto bits.   		 */ @@ -262,8 +262,8 @@ Index: madwifi-ng-r2420-20070602/net80211/ieee80211_input.c    * Debugging support.  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 +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_proto.h	2007-06-30 23:52:00.331013000 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_proto.h	2007-06-30 23:52:01.295073250 +0200  @@ -91,6 +91,7 @@   void ieee80211_set11gbasicrates(struct ieee80211_rateset *, enum ieee80211_phymode);   enum ieee80211_phymode ieee80211_get11gbasicrates(struct ieee80211_rateset *); @@ -274,8 +274,8 @@ Index: madwifi-ng-r2420-20070602/net80211/ieee80211_proto.h    * 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 +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_linux.c	2007-06-30 23:52:00.026994000 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_linux.c	2007-06-30 23:52:01.347076500 +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, @@ -287,3 +287,50 @@ Index: madwifi-ng-r2420-20070602/net80211/ieee80211_linux.c   	memset(&wrqu, 0, sizeof(wrqu));   	wrqu.data.length = strlen(buf);   	wireless_send_event(dev, IWEVCUSTOM, &wrqu, buf); +Index: madwifi-ng-r2420-20070602/net80211/ieee80211_output.c +=================================================================== +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_output.c	2007-06-30 23:52:00.118999750 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_output.c	2007-06-30 23:52:01.355077000 +0200 +@@ -1077,13 +1077,16 @@ + 			cip = (struct ieee80211_cipher *) key->wk_cipher; + 			ciphdrsize = cip->ic_header; + 			tailsize += (cip->ic_trailer + cip->ic_miclen); ++ ++			/* add the 8 bytes MIC length */ ++			if (cip->ic_cipher == IEEE80211_CIPHER_TKIP) ++				pktlen += IEEE80211_WEP_MICLEN; + 		} +  + 		pdusize = vap->iv_fragthreshold - (hdrsize_nopad + ciphdrsize); + 		fragcnt = *framecnt = +-			((pktlen - (hdrsize_nopad + ciphdrsize)) / pdusize) + +-			(((pktlen - (hdrsize_nopad + ciphdrsize)) % +-				pdusize == 0) ? 0 : 1); ++			((pktlen - hdrsize_nopad) / pdusize) + ++			(((pktlen - hdrsize_nopad) % pdusize == 0) ? 0 : 1); +  + 		/* + 		 * Allocate sk_buff for each subsequent fragment; First fragment +Index: madwifi-ng-r2420-20070602/net80211/ieee80211_node.c +=================================================================== +--- madwifi-ng-r2420-20070602.orig/net80211/ieee80211_node.c	2007-06-30 23:52:54.850420250 +0200 ++++ madwifi-ng-r2420-20070602/net80211/ieee80211_node.c	2007-07-01 00:18:32.370509250 +0200 +@@ -1885,11 +1885,13 @@ + 	/* From this point onwards we can no longer find the node, + 	 * so no more references are generated + 	 */ +-	ieee80211_remove_wds_addr(nt, ni->ni_macaddr); +-	ieee80211_del_wds_node(nt, ni); +-	IEEE80211_NODE_TABLE_LOCK_IRQ(nt); +-	_node_table_leave(nt, ni); +-	IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); ++	if (nt) { ++		ieee80211_remove_wds_addr(nt, ni->ni_macaddr); ++		ieee80211_del_wds_node(nt, ni); ++		IEEE80211_NODE_TABLE_LOCK_IRQ(nt); ++		_node_table_leave(nt, ni); ++		IEEE80211_NODE_TABLE_UNLOCK_IRQ(nt); ++	} +  + 	/* + 	 * If node wasn't previously associated all | 
