mac80211: fix AP_VLAN crypto tailroom calculation

[deliverable/linux.git] / net / mac80211 / iface.c

diff --git a/net/mac80211/iface.c b/net/mac80211/iface.c
index bab5c63c0bad798529b3c5a964db995be4eef6b0..84cef600c5730e74c6456e801ffa93ef55e4e47f 100644 (file)
--- a/net/mac80211/iface.c
+++ b/net/mac80211/iface.c
@@ -522,6 +522,12 @@ int ieee80211_do_open(struct wireless_dev *wdev, bool coming_up)
                memcpy(sdata->vif.hw_queue, master->vif.hw_queue,
                       sizeof(sdata->vif.hw_queue));
                sdata->vif.bss_conf.chandef = master->vif.bss_conf.chandef;
+
+               mutex_lock(&local->key_mtx);
+               sdata->crypto_tx_tailroom_needed_cnt +=
+                       master->crypto_tx_tailroom_needed_cnt;
+               mutex_unlock(&local->key_mtx);
+
                break;
                }
        case NL80211_IFTYPE_AP: