diff options
Diffstat (limited to 'drivers/net/wireless/rtlwifi/rtl8192ce/trx.c')
| -rw-r--r-- | drivers/net/wireless/rtlwifi/rtl8192ce/trx.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c index 8a67372f71fb..e14f74367396 100644 --- a/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c +++ b/drivers/net/wireless/rtlwifi/rtl8192ce/trx.c @@ -730,7 +730,7 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw, struct rtl_pci *rtlpci = rtl_pcidev(rtl_pcipriv(hw)); struct rtl_ps_ctl *ppsc = rtl_psc(rtl_priv(hw)); bool defaultadapter = true; - struct ieee80211_sta *sta = ieee80211_find_sta(mac->vif, mac->bssid); + struct ieee80211_sta *sta; u8 *pdesc = (u8 *) pdesc_tx; struct rtl_tcb_desc tcb_desc; u8 *qc = ieee80211_get_qos_ctl(hdr); @@ -810,10 +810,13 @@ void rtl92ce_tx_fill_desc(struct ieee80211_hw *hw, SET_TX_DESC_LINIP(pdesc, 0); SET_TX_DESC_PKT_SIZE(pdesc, (u16) skb->len); + rcu_read_lock(); + sta = ieee80211_find_sta(mac->vif, mac->bssid); if (sta) { u8 ampdu_density = sta->ht_cap.ampdu_density; SET_TX_DESC_AMPDU_DENSITY(pdesc, ampdu_density); } + rcu_read_unlock(); if (info->control.hw_key) { struct ieee80211_key_conf *keyconf = |