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mac80211: fix STA channel width field 

According to IEEE 802.11 8.4.2.59, set the "STA channel width" bit to 0
if transmitting STA is using a 20mhz channel.

Signed-off-by: Thomas Pedersen <thomas@cozybit.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
This commit is contained in:
Thomas Pedersen 2012-04-18 19:24:14 -07:00 committed by John W. Linville
parent e76781e48f
commit aee286c2cf
1 changed files with 3 additions and 1 deletions
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4
net/mac80211/util.c
View File

@ -1684,7 +1684,9 @@ u8 *ieee80211_ie_build_ht_oper(u8 *pos, struct ieee80211_sta_ht_cap *ht_cap,
ht_oper->ht_param = IEEE80211_HT_PARAM_CHA_SEC_NONE;
break;
}
if (ht_cap->cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40)
if (ht_cap->cap & IEEE80211_HT_CAP_SUP_WIDTH_20_40 &&
channel_type != NL80211_CHAN_NO_HT &&
channel_type != NL80211_CHAN_HT20)
ht_oper->ht_param |= IEEE80211_HT_PARAM_CHAN_WIDTH_ANY;
/*