diff options
| author |   reyk <reyk@openbsd.org> | 2005-04-05 17:10:43 +0000 |
|---|---|---|
| committer | reyk <reyk@openbsd.org> | 2005-04-05 17:10:43 +0000 |
| commit | cadc5154aa3a5d9d91be010288d99a3da1d4b0c5 (patch) | |
| tree | b5a5cf255c8de073e9d24667ab7f34b7983cbde3 /sys/dev/ic/ath.c | |
| parent | sync (diff) | |
| download | wireguard-openbsd-cadc5154aa3a5d9d91be010288d99a3da1d4b0c5.tar.xz wireguard-openbsd-cadc5154aa3a5d9d91be010288d99a3da1d4b0c5.zip | |
fix wep by adjusting the total packet length
Diffstat (limited to 'sys/dev/ic/ath.c')
| -rw-r--r-- | sys/dev/ic/ath.c | 13 |
1 files changed, 8 insertions, 5 deletions
diff --git a/sys/dev/ic/ath.c b/sys/dev/ic/ath.c index ce2756ffe89..5b3f3a904de 100644 --- a/sys/dev/ic/ath.c +++ b/sys/dev/ic/ath.c @@ -1,4 +1,4 @@ -/* $OpenBSD: ath.c,v 1.18 2005/04/03 08:06:14 uwe Exp $ */ +/* $OpenBSD: ath.c,v 1.19 2005/04/05 17:10:43 reyk Exp $ */ /* $NetBSD: ath.c,v 1.37 2004/08/18 21:59:39 dyoung Exp $ */ /*- @@ -2055,7 +2055,7 @@ ath_tx_start(struct ath_softc *sc, struct ieee80211_node *ni, struct ieee80211com *ic = &sc->sc_ic; struct ath_hal *ah = sc->sc_ah; struct ifnet *ifp = &sc->sc_ic.ic_if; - int i, error, iswep, hdrlen, pktlen, s; + int i, error, iswep, hdrlen, pktlen, len, s; u_int8_t rix, cix, txrate, ctsrate; struct ath_desc *ds; struct mbuf *m; @@ -2128,10 +2128,13 @@ ath_tx_start(struct ath_softc *sc, struct ieee80211_node *ni, ivp[3] = ic->ic_wep_txkey << 6; /* Key ID and pad */ bcopy(hdrbuf, mtod(m0, caddr_t), sizeof(hdrbuf)); /* - * The ICV length must be included into hdrlen and pktlen. + * The length of hdrlen and pktlen must be increased for WEP */ - hdrlen = sizeof(hdrbuf) + IEEE80211_WEP_CRCLEN; - pktlen = m0->m_pkthdr.len + IEEE80211_WEP_CRCLEN; + len = IEEE80211_WEP_IVLEN + + IEEE80211_WEP_KIDLEN + + IEEE80211_WEP_CRCLEN; + hdrlen += len; + pktlen += len; } pktlen += IEEE80211_CRC_LEN; |