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Diffstat (limited to 'net/mac80211/rx.c')
-rw-r--r--net/mac80211/rx.c56
1 files changed, 34 insertions, 22 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 8e2952620256..23dbcfc69b3b 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -258,6 +258,8 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
pos += 2;
if (status->flag & RX_FLAG_HT) {
+ unsigned int stbc;
+
rthdr->it_present |= cpu_to_le32(1 << IEEE80211_RADIOTAP_MCS);
*pos++ = local->hw.radiotap_mcs_details;
*pos = 0;
@@ -267,6 +269,8 @@ ieee80211_add_rx_radiotap_header(struct ieee80211_local *local,
*pos |= IEEE80211_RADIOTAP_MCS_BW_40;
if (status->flag & RX_FLAG_HT_GF)
*pos |= IEEE80211_RADIOTAP_MCS_FMT_GF;
+ stbc = (status->flag & RX_FLAG_STBC_MASK) >> RX_FLAG_STBC_SHIFT;
+ *pos |= stbc << IEEE80211_RADIOTAP_MCS_STBC_SHIFT;
pos++;
*pos++ = status->rate_idx;
}
@@ -1372,6 +1376,7 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
struct sk_buff *skb = rx->skb;
struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)skb->data;
+ int i;
if (!sta)
return RX_CONTINUE;
@@ -1422,6 +1427,19 @@ ieee80211_rx_h_sta_process(struct ieee80211_rx_data *rx)
ewma_add(&sta->avg_signal, -status->signal);
}
+ if (status->chains) {
+ sta->chains = status->chains;
+ for (i = 0; i < ARRAY_SIZE(status->chain_signal); i++) {
+ int signal = status->chain_signal[i];
+
+ if (!(status->chains & BIT(i)))
+ continue;
+
+ sta->chain_signal_last[i] = signal;
+ ewma_add(&sta->chain_signal_avg[i], -signal);
+ }
+ }
+
/*
* Change STA power saving mode only at the end of a frame
* exchange sequence.
@@ -1608,7 +1626,7 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
entry->ccmp = 1;
memcpy(entry->last_pn,
rx->key->u.ccmp.rx_pn[queue],
- CCMP_PN_LEN);
+ IEEE80211_CCMP_PN_LEN);
}
return RX_QUEUED;
}
@@ -1627,21 +1645,21 @@ ieee80211_rx_h_defragment(struct ieee80211_rx_data *rx)
* (IEEE 802.11i, 8.3.3.4.5) */
if (entry->ccmp) {
int i;
- u8 pn[CCMP_PN_LEN], *rpn;
+ u8 pn[IEEE80211_CCMP_PN_LEN], *rpn;
int queue;
if (!rx->key || rx->key->conf.cipher != WLAN_CIPHER_SUITE_CCMP)
return RX_DROP_UNUSABLE;
- memcpy(pn, entry->last_pn, CCMP_PN_LEN);
- for (i = CCMP_PN_LEN - 1; i >= 0; i--) {
+ memcpy(pn, entry->last_pn, IEEE80211_CCMP_PN_LEN);
+ for (i = IEEE80211_CCMP_PN_LEN - 1; i >= 0; i--) {
pn[i]++;
if (pn[i])
break;
}
queue = rx->security_idx;
rpn = rx->key->u.ccmp.rx_pn[queue];
- if (memcmp(pn, rpn, CCMP_PN_LEN))
+ if (memcmp(pn, rpn, IEEE80211_CCMP_PN_LEN))
return RX_DROP_UNUSABLE;
- memcpy(entry->last_pn, pn, CCMP_PN_LEN);
+ memcpy(entry->last_pn, pn, IEEE80211_CCMP_PN_LEN);
}
skb_pull(rx->skb, ieee80211_hdrlen(fc));
@@ -1729,27 +1747,21 @@ static int ieee80211_drop_unencrypted_mgmt(struct ieee80211_rx_data *rx)
if (unlikely(!ieee80211_has_protected(fc) &&
ieee80211_is_unicast_robust_mgmt_frame(rx->skb) &&
rx->key)) {
- if (ieee80211_is_deauth(fc))
- cfg80211_send_unprot_deauth(rx->sdata->dev,
- rx->skb->data,
- rx->skb->len);
- else if (ieee80211_is_disassoc(fc))
- cfg80211_send_unprot_disassoc(rx->sdata->dev,
- rx->skb->data,
- rx->skb->len);
+ if (ieee80211_is_deauth(fc) ||
+ ieee80211_is_disassoc(fc))
+ cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
return -EACCES;
}
/* BIP does not use Protected field, so need to check MMIE */
if (unlikely(ieee80211_is_multicast_robust_mgmt_frame(rx->skb) &&
ieee80211_get_mmie_keyidx(rx->skb) < 0)) {
- if (ieee80211_is_deauth(fc))
- cfg80211_send_unprot_deauth(rx->sdata->dev,
- rx->skb->data,
- rx->skb->len);
- else if (ieee80211_is_disassoc(fc))
- cfg80211_send_unprot_disassoc(rx->sdata->dev,
- rx->skb->data,
- rx->skb->len);
+ if (ieee80211_is_deauth(fc) ||
+ ieee80211_is_disassoc(fc))
+ cfg80211_rx_unprot_mlme_mgmt(rx->sdata->dev,
+ rx->skb->data,
+ rx->skb->len);
return -EACCES;
}
/*