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23 lines
753 B
Diff
23 lines
753 B
Diff
--- a/net80211/ieee80211.h
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+++ b/net80211/ieee80211.h
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@@ -174,8 +174,6 @@ struct ieee80211_ctlframe_addr2 {
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#define IEEE80211_SEQ_SEQ_MASK 0xfff0
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#define IEEE80211_SEQ_SEQ_SHIFT 4
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-#define IEEE80211_SEQ_LEQ(a,b) ((int)((a)-(b)) <= 0)
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-
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#define IEEE80211_NWID_LEN 32
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#define IEEE80211_QOS_TXOP 0x00ff
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--- a/net80211/ieee80211_input.c
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+++ b/net80211/ieee80211_input.c
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@@ -428,7 +428,7 @@ ieee80211_input(struct ieee80211vap * va
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tid = 0;
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rxseq = le16toh(*(__le16 *)wh->i_seq);
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if ((wh->i_fc[1] & IEEE80211_FC1_RETRY) &&
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- IEEE80211_SEQ_LEQ(rxseq, ni->ni_rxseqs[tid])) {
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+ (rxseq == ni->ni_rxseqs[tid])) {
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/* duplicate, discard */
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IEEE80211_DISCARD_MAC(vap, IEEE80211_MSG_INPUT,
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bssid, "duplicate",
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