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path: root/net/mac80211/rx.c
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Diffstat (limited to 'net/mac80211/rx.c')
-rw-r--r--net/mac80211/rx.c36
1 files changed, 26 insertions, 10 deletions
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index 54395d7583ba..8e908e17e248 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2402,7 +2402,8 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
return RX_DROP_UNUSABLE;
if (!rx->sta && mgmt->u.action.category != WLAN_CATEGORY_PUBLIC &&
- mgmt->u.action.category != WLAN_CATEGORY_SELF_PROTECTED)
+ mgmt->u.action.category != WLAN_CATEGORY_SELF_PROTECTED &&
+ mgmt->u.action.category != WLAN_CATEGORY_SPECTRUM_MGMT)
return RX_DROP_UNUSABLE;
if (!(status->rx_flags & IEEE80211_RX_RA_MATCH))
@@ -2566,31 +2567,46 @@ ieee80211_rx_h_action(struct ieee80211_rx_data *rx)
goto queue;
case WLAN_CATEGORY_SPECTRUM_MGMT:
- if (status->band != IEEE80211_BAND_5GHZ)
- break;
-
- if (sdata->vif.type != NL80211_IFTYPE_STATION)
- break;
-
/* verify action_code is present */
if (len < IEEE80211_MIN_ACTION_SIZE + 1)
break;
switch (mgmt->u.action.u.measurement.action_code) {
case WLAN_ACTION_SPCT_MSR_REQ:
+ if (status->band != IEEE80211_BAND_5GHZ)
+ break;
+
if (len < (IEEE80211_MIN_ACTION_SIZE +
sizeof(mgmt->u.action.u.measurement)))
break;
+
+ if (sdata->vif.type != NL80211_IFTYPE_STATION)
+ break;
+
ieee80211_process_measurement_req(sdata, mgmt, len);
goto handled;
- case WLAN_ACTION_SPCT_CHL_SWITCH:
- if (sdata->vif.type != NL80211_IFTYPE_STATION)
+ case WLAN_ACTION_SPCT_CHL_SWITCH: {
+ u8 *bssid;
+ if (len < (IEEE80211_MIN_ACTION_SIZE +
+ sizeof(mgmt->u.action.u.chan_switch)))
break;
- if (!ether_addr_equal(mgmt->bssid, sdata->u.mgd.bssid))
+ if (sdata->vif.type != NL80211_IFTYPE_STATION &&
+ sdata->vif.type != NL80211_IFTYPE_ADHOC)
+ break;
+
+ if (sdata->vif.type == NL80211_IFTYPE_STATION)
+ bssid = sdata->u.mgd.bssid;
+ else if (sdata->vif.type == NL80211_IFTYPE_ADHOC)
+ bssid = sdata->u.ibss.bssid;
+ else
+ break;
+
+ if (!ether_addr_equal(mgmt->bssid, bssid))
break;
goto queue;
+ }
}
break;
case WLAN_CATEGORY_SA_QUERY: