Date: Tue, 23 Nov 2004 03:44:39 GMT From: Sam Leffler <sam@FreeBSD.org> To: Perforce Change Reviews <perforce@freebsd.org> Subject: PERFORCE change 65682 for review Message-ID: <200411230344.iAN3idPC002075@repoman.freebsd.org>
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http://perforce.freebsd.org/chv.cgi?CH=65682 Change 65682 by sam@sam_ebb on 2004/11/23 03:44:16 correct packet length calculation for the case where data padding is done Affected files ... .. //depot/projects/wifi/sys/dev/ath/if_ath.c#25 edit Differences ... ==== //depot/projects/wifi/sys/dev/ath/if_ath.c#25 (text+ko) ==== @@ -2716,7 +2716,11 @@ iswep = wh->i_fc[1] & IEEE80211_FC1_WEP; ismcast = IEEE80211_IS_MULTICAST(wh->i_addr1); hdrlen = ieee80211_anyhdrsize(wh); - pktlen = m0->m_pkthdr.len; + /* + * Packet length must not include by any + * pad bytes; deduct it here. + */ + pktlen = m0->m_pkthdr.len - (hdrlen & 3); if (iswep) { const struct ieee80211_cipher *cip;
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