From c9e08e9105b4c4509856b86725770adbdcb0b99e Mon Sep 17 00:00:00 2001 From: Felix Fietkau Date: Tue, 1 Jul 2008 21:38:40 +0000 Subject: [PATCH] madwifi: fix sequence number check on incoming retransmit checks SVN-Revision: 11614 --- .../patches/405-retransmit_check.patch | 26 +++++++++++++++++++ 1 file changed, 26 insertions(+) create mode 100644 package/madwifi/patches/405-retransmit_check.patch diff --git a/package/madwifi/patches/405-retransmit_check.patch b/package/madwifi/patches/405-retransmit_check.patch new file mode 100644 index 0000000000..c20a022930 --- /dev/null +++ b/package/madwifi/patches/405-retransmit_check.patch @@ -0,0 +1,26 @@ +Index: madwifi-trunk-r3314/net80211/ieee80211.h +=================================================================== +--- madwifi-trunk-r3314.orig/net80211/ieee80211.h 2008-07-01 22:16:19.000000000 +0200 ++++ madwifi-trunk-r3314/net80211/ieee80211.h 2008-07-01 22:17:12.000000000 +0200 +@@ -174,8 +174,6 @@ + #define IEEE80211_SEQ_SEQ_MASK 0xfff0 + #define IEEE80211_SEQ_SEQ_SHIFT 4 + +-#define IEEE80211_SEQ_LEQ(a,b) ((int)((a)-(b)) <= 0) +- + #define IEEE80211_NWID_LEN 32 + + #define IEEE80211_QOS_TXOP 0x00ff +Index: madwifi-trunk-r3314/net80211/ieee80211_input.c +=================================================================== +--- madwifi-trunk-r3314.orig/net80211/ieee80211_input.c 2008-07-01 22:17:11.000000000 +0200 ++++ madwifi-trunk-r3314/net80211/ieee80211_input.c 2008-07-01 22:17:49.000000000 +0200 +@@ -412,7 +412,7 @@ + tid = 0; + rxseq = le16toh(*(__le16 *)wh->i_seq); + if ((wh->i_fc[1] & IEEE80211_FC1_RETRY) && +- IEEE80211_SEQ_LEQ(rxseq, ni->ni_rxseqs[tid])) { ++ (rxseq == ni->ni_rxseqs[tid])) { + /* duplicate, discard */ + IEEE80211_DISCARD_MAC(vap, IEEE80211_MSG_INPUT, + bssid, "duplicate", -- 2.30.2