diff options
| -rw-r--r-- | include/linux/ieee80211.h | 1 | ||||
| -rw-r--r-- | net/mac80211/rx.c | 9 | ||||
| -rw-r--r-- | net/mac80211/wme.c | 3 |
3 files changed, 11 insertions, 2 deletions
diff --git a/include/linux/ieee80211.h b/include/linux/ieee80211.h index ffc073ab3ff8..66cedf6eb5c2 100644 --- a/include/linux/ieee80211.h +++ b/include/linux/ieee80211.h @@ -128,6 +128,7 @@ #define IEEE80211_QOS_CTL_ACK_POLICY_NOACK 0x0020 #define IEEE80211_QOS_CTL_ACK_POLICY_NO_EXPL 0x0040 #define IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK 0x0060 +#define IEEE80211_QOS_CTL_ACK_POLICY_MASK 0x0060 /* A-MSDU 802.11n */ #define IEEE80211_QOS_CTL_A_MSDU_PRESENT 0x0080 /* Mesh Control 802.11s */ diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 3173dcfc2136..72c1eb4eb451 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -747,7 +747,7 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx) struct sta_info *sta = rx->sta; struct tid_ampdu_rx *tid_agg_rx; u16 sc; - int tid; + u8 tid, ack_policy; if (!ieee80211_is_data_qos(hdr->frame_control)) goto dont_reorder; @@ -760,6 +760,8 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx) if (!sta) goto dont_reorder; + ack_policy = *ieee80211_get_qos_ctl(hdr) & + IEEE80211_QOS_CTL_ACK_POLICY_MASK; tid = *ieee80211_get_qos_ctl(hdr) & IEEE80211_QOS_CTL_TID_MASK; tid_agg_rx = rcu_dereference(sta->ampdu_mlme.tid_rx[tid]); @@ -770,6 +772,11 @@ static void ieee80211_rx_reorder_ampdu(struct ieee80211_rx_data *rx) if (unlikely(hdr->frame_control & cpu_to_le16(IEEE80211_STYPE_NULLFUNC))) goto dont_reorder; + /* not part of a BA session */ + if (ack_policy != IEEE80211_QOS_CTL_ACK_POLICY_BLOCKACK && + ack_policy != IEEE80211_QOS_CTL_ACK_POLICY_NORMAL) + goto dont_reorder; + /* new, potentially un-ordered, ampdu frame - process it */ /* reset session timer */ diff --git a/net/mac80211/wme.c b/net/mac80211/wme.c index d0240bba45f3..d4f789a4e4f1 100644 --- a/net/mac80211/wme.c +++ b/net/mac80211/wme.c @@ -150,7 +150,8 @@ void ieee80211_set_qos_hdr(struct ieee80211_sub_if_data *sdata, /* preserve EOSP bit */ ack_policy = *p & IEEE80211_QOS_CTL_EOSP; - if (unlikely(sdata->local->wifi_wme_noack_test)) + if (unlikely(sdata->local->wifi_wme_noack_test) || + is_multicast_ether_addr(hdr->addr1)) ack_policy |= IEEE80211_QOS_CTL_ACK_POLICY_NOACK; /* qos header is 2 bytes */ *p++ = ack_policy | tid; |
