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correct pseudo-mic header calculation for QoS frames

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This commit is contained in:
Sam Leffler 2004-12-31 20:59:03 +00:00
parent f287c95b86
commit ecca7ea2ee
1 changed files with 6 additions and 1 deletions
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7
sys/net80211/ieee80211_crypto_tkip.c
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@ -780,7 +780,12 @@ michael_mic_hdr(const struct ieee80211_frame *wh0, uint8_t hdr[16])
break;
}
hdr[12] = 0; /* XXX qos priority */
if (wh->i_fc[0] & IEEE80211_FC0_SUBTYPE_QOS) {
const struct ieee80211_qosframe *qwh =
(const struct ieee80211_qosframe *) wh;
hdr[12] = qwh->i_qos[0] & IEEE80211_QOS_TID;
} else
hdr[12] = 0;
hdr[13] = hdr[14] = hdr[15] = 0; /* reserved */
}