Commit fb142f4b authored by Fred Chou's avatar Fred Chou Committed by Johannes Berg

mac80211: correct header length calculation

HT Control field may also be present in management frames, as defined
in of 802.11-2012. Account for this in calculation of header
Signed-off-by: default avatarFred Chou <>
Signed-off-by: default avatarJohannes Berg <>
parent 2af81d67
......@@ -308,6 +308,12 @@ unsigned int __attribute_const__ ieee80211_hdrlen(__le16 fc)
goto out;
if (ieee80211_is_mgmt(fc)) {
if (ieee80211_has_order(fc))
hdrlen += IEEE80211_HT_CTL_LEN;
goto out;
if (ieee80211_is_ctl(fc)) {
* ACK and CTS are 10 bytes, all others 16. To see how
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