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Date:      Fri, 11 Jan 2008 20:53:52 GMT
From:      Sam Leffler <sam@FreeBSD.org>
To:        Perforce Change Reviews <perforce@freebsd.org>
Subject:   PERFORCE change 133066 for review
Message-ID:  <200801112053.m0BKrqFa079644@repoman.freebsd.org>

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http://perforce.freebsd.org/chv.cgi?CH=133066

Change 133066 by sam@sam_ebb on 2008/01/11 20:53:40

	avoid potential null ptr deref
	Submitted by:	cbz

Affected files ...

.. //depot/projects/vap/sys/net80211/ieee80211_input.h#2 edit

Differences ...

==== //depot/projects/vap/sys/net80211/ieee80211_input.h#2 (text+ko) ====

@@ -34,8 +34,7 @@
 		    wh, NULL, "%s", "no " #__elem );			\
 		vap->iv_stats.is_rx_elem_missing++;			\
 		_action;						\
-	}								\
-	if ((__elem)[1] > (__maxlen)) {					\
+	} else if ((__elem)[1] > (__maxlen)) {				\
 		IEEE80211_DISCARD(vap, IEEE80211_MSG_ELEMID,		\
 		    wh, NULL, "bad " #__elem " len %d", (__elem)[1]);	\
 		vap->iv_stats.is_rx_elem_toobig++;			\



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