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Diffstat (limited to 'net/wireless/nl80211.c')
-rw-r--r--net/wireless/nl80211.c20
1 files changed, 13 insertions, 7 deletions
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index b1ac23ca20c8..542a4fc0a8d7 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -2610,7 +2610,7 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
case NL80211_IFTYPE_AP:
if (wdev->ssid_len &&
nla_put(msg, NL80211_ATTR_SSID, wdev->ssid_len, wdev->ssid))
- goto nla_put_failure;
+ goto nla_put_failure_locked;
break;
case NL80211_IFTYPE_STATION:
case NL80211_IFTYPE_P2P_CLIENT:
@@ -2618,12 +2618,13 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
const u8 *ssid_ie;
if (!wdev->current_bss)
break;
+ rcu_read_lock();
ssid_ie = ieee80211_bss_get_ie(&wdev->current_bss->pub,
WLAN_EID_SSID);
- if (!ssid_ie)
- break;
- if (nla_put(msg, NL80211_ATTR_SSID, ssid_ie[1], ssid_ie + 2))
- goto nla_put_failure;
+ if (ssid_ie &&
+ nla_put(msg, NL80211_ATTR_SSID, ssid_ie[1], ssid_ie + 2))
+ goto nla_put_failure_rcu_locked;
+ rcu_read_unlock();
break;
}
default:
@@ -2635,6 +2636,10 @@ static int nl80211_send_iface(struct sk_buff *msg, u32 portid, u32 seq, int flag
genlmsg_end(msg, hdr);
return 0;
+ nla_put_failure_rcu_locked:
+ rcu_read_unlock();
+ nla_put_failure_locked:
+ wdev_unlock(wdev);
nla_put_failure:
genlmsg_cancel(msg, hdr);
return -EMSGSIZE;
@@ -9804,7 +9809,7 @@ static int cfg80211_cqm_rssi_update(struct cfg80211_registered_device *rdev,
*/
if (!wdev->cqm_config->last_rssi_event_value && wdev->current_bss &&
rdev->ops->get_station) {
- struct station_info sinfo;
+ struct station_info sinfo = {};
u8 *mac_addr;
mac_addr = wdev->current_bss->pub.bssid;
@@ -11359,7 +11364,8 @@ static int nl80211_nan_add_func(struct sk_buff *skb,
break;
case NL80211_NAN_FUNC_FOLLOW_UP:
if (!tb[NL80211_NAN_FUNC_FOLLOW_UP_ID] ||
- !tb[NL80211_NAN_FUNC_FOLLOW_UP_REQ_ID]) {
+ !tb[NL80211_NAN_FUNC_FOLLOW_UP_REQ_ID] ||
+ !tb[NL80211_NAN_FUNC_FOLLOW_UP_DEST]) {
err = -EINVAL;
goto out;
}