Module Name: src
Committed By: mlelstv
Date: Sat May 14 13:35:40 UTC 2016
Modified Files:
src/sys/net80211: ieee80211_input.c
Log Message:
In station mode filter packets that or not for us in case the
interface is in promiscous mode or doesn't filter packets itself.
To generate a diff of this commit:
cvs rdiff -u -r1.83 -r1.84 src/sys/net80211/ieee80211_input.c
Please note that diffs are not public domain; they are subject to the
copyright notices on the relevant files.
Modified files:
Index: src/sys/net80211/ieee80211_input.c
diff -u src/sys/net80211/ieee80211_input.c:1.83 src/sys/net80211/ieee80211_input.c:1.84
--- src/sys/net80211/ieee80211_input.c:1.83 Sat May 7 12:36:50 2016
+++ src/sys/net80211/ieee80211_input.c Sat May 14 13:35:40 2016
@@ -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,
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:
