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- From: Felix Fietkau <[email protected]>
- Date: Sat, 10 Feb 2018 13:43:07 +0100
- Subject: [PATCH] mac80211: minstrel: fix using short preamble CCK rates on
- HT clients
- mi->supported[MINSTREL_CCK_GROUP] needs to be updated
- Fixes: 782dda00ab8e ("mac80211: minstrel_ht: move short preamble check out of get_rate")
- Signed-off-by: Felix Fietkau <[email protected]>
- ---
- Index: backports-v4.18-rc7/net/mac80211/rc80211_minstrel_ht.c
- ===================================================================
- --- backports-v4.18-rc7.orig/net/mac80211/rc80211_minstrel_ht.c
- +++ backports-v4.18-rc7/net/mac80211/rc80211_minstrel_ht.c
- @@ -1135,7 +1135,6 @@ minstrel_ht_update_caps(void *priv, stru
- struct ieee80211_mcs_info *mcs = &sta->ht_cap.mcs;
- u16 ht_cap = sta->ht_cap.cap;
- struct ieee80211_sta_vht_cap *vht_cap = &sta->vht_cap;
- - struct sta_info *sinfo = container_of(sta, struct sta_info, sta);
- int use_vht;
- int n_supported = 0;
- int ack_dur;
- @@ -1267,8 +1266,7 @@ minstrel_ht_update_caps(void *priv, stru
- if (!n_supported)
- goto use_legacy;
-
- - if (test_sta_flag(sinfo, WLAN_STA_SHORT_PREAMBLE))
- - mi->cck_supported_short |= mi->cck_supported_short << 4;
- + mi->supported[MINSTREL_CCK_GROUP] |= mi->cck_supported_short << 4;
-
- /* create an initial rate table with the lowest supported rates */
- minstrel_ht_update_stats(mp, mi);
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