diff options
Diffstat (limited to 'net/mac80211/sta_info.c')
| -rw-r--r-- | net/mac80211/sta_info.c | 12 |
1 files changed, 11 insertions, 1 deletions
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c index 797dd36a220d..fa639f41aa5b 100644 --- a/net/mac80211/sta_info.c +++ b/net/mac80211/sta_info.c @@ -1008,6 +1008,7 @@ static void ieee80211_send_null_response(struct ieee80211_sub_if_data *sdata, __le16 fc; bool qos = test_sta_flag(sta, WLAN_STA_WME); struct ieee80211_tx_info *info; + struct ieee80211_chanctx_conf *chanctx_conf; if (qos) { fc = cpu_to_le16(IEEE80211_FTYPE_DATA | @@ -1057,7 +1058,16 @@ static void ieee80211_send_null_response(struct ieee80211_sub_if_data *sdata, drv_allow_buffered_frames(local, sta, BIT(tid), 1, reason, false); - ieee80211_xmit(sdata, skb); + rcu_read_lock(); + chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); + if (WARN_ON(!chanctx_conf)) { + rcu_read_unlock(); + kfree_skb(skb); + return; + } + + ieee80211_xmit(sdata, skb, chanctx_conf->channel->band); + rcu_read_unlock(); } static void |
