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-rw-r--r--net/wireless/chan.c9
-rw-r--r--net/wireless/nl80211.c2
-rw-r--r--net/wireless/reg.c20
3 files changed, 20 insertions, 11 deletions
diff --git a/net/wireless/chan.c b/net/wireless/chan.c
index 85506f1d0789..7aaf7415dc4c 100644
--- a/net/wireless/chan.c
+++ b/net/wireless/chan.c
@@ -603,7 +603,7 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy,
{
struct ieee80211_sta_ht_cap *ht_cap;
struct ieee80211_sta_vht_cap *vht_cap;
- u32 width, control_freq;
+ u32 width, control_freq, cap;
if (WARN_ON(!cfg80211_chandef_valid(chandef)))
return false;
@@ -643,7 +643,8 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy,
return false;
break;
case NL80211_CHAN_WIDTH_80P80:
- if (!(vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ))
+ cap = vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK;
+ if (cap != IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ)
return false;
case NL80211_CHAN_WIDTH_80:
if (!vht_cap->vht_supported)
@@ -654,7 +655,9 @@ bool cfg80211_chandef_usable(struct wiphy *wiphy,
case NL80211_CHAN_WIDTH_160:
if (!vht_cap->vht_supported)
return false;
- if (!(vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ))
+ cap = vht_cap->cap & IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_MASK;
+ if (cap != IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160MHZ &&
+ cap != IEEE80211_VHT_CAP_SUPP_CHAN_WIDTH_160_80PLUS80MHZ)
return false;
prohibited_flags |= IEEE80211_CHAN_NO_160MHZ;
width = 160;
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index a17d6bc6b22c..7ca4b5133123 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -6002,7 +6002,7 @@ nl80211_parse_sched_scan(struct wiphy *wiphy, struct wireless_dev *wdev,
}
/* there was no other matchset, so the RSSI one is alone */
- if (i == 0)
+ if (i == 0 && n_match_sets)
request->match_sets[0].rssi_thold = default_match_rssi;
request->min_rssi_thold = INT_MAX;
diff --git a/net/wireless/reg.c b/net/wireless/reg.c
index 47be6163381c..7b8309840d4e 100644
--- a/net/wireless/reg.c
+++ b/net/wireless/reg.c
@@ -1549,9 +1549,15 @@ static bool reg_wdev_chan_valid(struct wiphy *wiphy, struct wireless_dev *wdev)
ret = cfg80211_reg_can_beacon(wiphy,
&wdev->chandef, wdev->iftype);
break;
+ case NL80211_IFTYPE_ADHOC:
+ if (!wdev->ssid_len)
+ goto out;
+
+ ret = cfg80211_reg_can_beacon(wiphy,
+ &wdev->chandef, wdev->iftype);
+ break;
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_P2P_CLIENT:
- case NL80211_IFTYPE_ADHOC:
if (!wdev->current_bss ||
!wdev->current_bss->pub.channel)
goto out;
@@ -1907,7 +1913,7 @@ static enum reg_request_treatment
reg_process_hint_driver(struct wiphy *wiphy,
struct regulatory_request *driver_request)
{
- const struct ieee80211_regdomain *regd;
+ const struct ieee80211_regdomain *regd, *tmp;
enum reg_request_treatment treatment;
treatment = __reg_process_hint_driver(driver_request);
@@ -1927,7 +1933,10 @@ reg_process_hint_driver(struct wiphy *wiphy,
reg_free_request(driver_request);
return REG_REQ_IGNORE;
}
+
+ tmp = get_wiphy_regdom(wiphy);
rcu_assign_pointer(wiphy->regd, regd);
+ rcu_free_regdom(tmp);
}
@@ -1986,11 +1995,8 @@ __reg_process_hint_country_ie(struct wiphy *wiphy,
return REG_REQ_IGNORE;
return REG_REQ_ALREADY_SET;
}
- /*
- * Two consecutive Country IE hints on the same wiphy.
- * This should be picked up early by the driver/stack
- */
- if (WARN_ON(regdom_changes(country_ie_request->alpha2)))
+
+ if (regdom_changes(country_ie_request->alpha2))
return REG_REQ_OK;
return REG_REQ_ALREADY_SET;
}