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21 lines
735 B
Diff
21 lines
735 B
Diff
--- a/net80211/ieee80211_input.c
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+++ b/net80211/ieee80211_input.c
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@@ -294,6 +294,17 @@ ieee80211_input(struct ieee80211vap * va
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break;
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case IEEE80211_M_IBSS:
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case IEEE80211_M_AHDEMO:
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+ if (!IEEE80211_ADDR_EQ(wh->i_addr3, vap->iv_bssid) ||
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+ (!IEEE80211_ADDR_EQ(wh->i_addr1, vap->iv_myaddr) &&
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+ !IEEE80211_IS_MULTICAST(wh->i_addr1) &&
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+ (subtype != IEEE80211_FC0_SUBTYPE_BEACON))) {
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+ if (!(vap->iv_dev->flags & IFF_PROMISC)) {
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+ IEEE80211_DISCARD_MAC(vap, IEEE80211_MSG_INPUT,
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+ bssid, NULL, "%s", "not to bss");
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+ vap->iv_stats.is_rx_wrongbss++;
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+ goto out;
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+ }
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+ }
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if (dir != IEEE80211_FC1_DIR_NODS)
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bssid = wh->i_addr1;
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else if (type == IEEE80211_FC0_TYPE_CTL)
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