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In station mode filter packets that or not for us in case the 

interface is in promiscous mode or doesn't filter packets itself.
This commit is contained in:
mlelstv 2016-05-14 13:35:40 +00:00
parent b561cb98a5
commit f3c013cf09
1 changed files with 14 additions and 2 deletions
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16
sys/net80211/ieee80211_input.c
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@ -1,4 +1,4 @@
/* $NetBSD: ieee80211_input.c,v 1.83 2016/05/07 12:36:50 mlelstv Exp $ */
/* $NetBSD: ieee80211_input.c,v 1.84 2016/05/14 13:35:40 mlelstv Exp $ */
/*-
* Copyright (c) 2001 Atsushi Onoe
* Copyright (c) 2002-2005 Sam Leffler, Errno Consulting
@ -36,7 +36,7 @@
__FBSDID("$FreeBSD: src/sys/net80211/ieee80211_input.c,v 1.81 2005/08/10 16:22:29 sam Exp $");
#endif
#ifdef __NetBSD__
__KERNEL_RCSID(0, "$NetBSD: ieee80211_input.c,v 1.83 2016/05/07 12:36:50 mlelstv Exp $");
__KERNEL_RCSID(0, "$NetBSD: ieee80211_input.c,v 1.84 2016/05/14 13:35:40 mlelstv Exp $");
#endif
#ifdef _KERNEL_OPT
@ -226,6 +226,18 @@ ieee80211_input(struct ieee80211com *ic, struct mbuf *m,
ic->ic_stats.is_rx_wrongbss++;
goto out;
}
/* Filter out packets not directed to us in case the
* device is in promiscous mode
*/
if ((! IEEE80211_IS_MULTICAST(wh->i_addr1))
&& (! IEEE80211_ADDR_EQ(wh->i_addr1, ic->ic_myaddr))) {
IEEE80211_DISCARD_MAC(ic, IEEE80211_MSG_INPUT,
bssid, NULL, "not to cur sta: lladdr=%6D, addr1=%6D",
ic->ic_myaddr, ":", wh->i_addr1, ":");
ic->ic_stats.is_rx_wrongbss++;
goto out;
}
break;
case IEEE80211_M_IBSS:
case IEEE80211_M_AHDEMO: