diff options
Diffstat (limited to 'net/mac80211/mlme.c')
| -rw-r--r-- | net/mac80211/mlme.c | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 2af306f67d78..6dc7b5ad9a41 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -426,7 +426,8 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata, memcpy(pos, &sband->ht_cap.mcs, sizeof(sband->ht_cap.mcs)); } - ieee80211_tx_skb(sdata, skb, 0); + IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; + ieee80211_tx_skb(sdata, skb); } @@ -467,7 +468,9 @@ static void ieee80211_send_deauth_disassoc(struct ieee80211_sub_if_data *sdata, __cfg80211_send_disassoc(sdata->dev, (u8 *)mgmt, skb->len); else cfg80211_send_disassoc(sdata->dev, (u8 *)mgmt, skb->len); - ieee80211_tx_skb(sdata, skb, ifmgd->flags & IEEE80211_STA_MFP_ENABLED); + if (!(ifmgd->flags & IEEE80211_STA_MFP_ENABLED)) + IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; + ieee80211_tx_skb(sdata, skb); } void ieee80211_send_pspoll(struct ieee80211_local *local, @@ -498,7 +501,8 @@ void ieee80211_send_pspoll(struct ieee80211_local *local, memcpy(pspoll->bssid, ifmgd->bssid, ETH_ALEN); memcpy(pspoll->ta, sdata->dev->dev_addr, ETH_ALEN); - ieee80211_tx_skb(sdata, skb, 0); + IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; + ieee80211_tx_skb(sdata, skb); } void ieee80211_send_nullfunc(struct ieee80211_local *local, @@ -531,7 +535,8 @@ void ieee80211_send_nullfunc(struct ieee80211_local *local, memcpy(nullfunc->addr2, sdata->dev->dev_addr, ETH_ALEN); memcpy(nullfunc->addr3, sdata->u.mgd.bssid, ETH_ALEN); - ieee80211_tx_skb(sdata, skb, 0); + IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_INTFL_DONT_ENCRYPT; + ieee80211_tx_skb(sdata, skb); } /* spectrum management related things */ @@ -2503,6 +2508,7 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; struct ieee80211_mgd_work *wk; const u8 *bssid = NULL; + bool not_auth_yet = false; mutex_lock(&ifmgd->mtx); @@ -2512,6 +2518,8 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, } else list_for_each_entry(wk, &ifmgd->work_list, list) { if (&wk->bss->cbss == req->bss) { bssid = req->bss->bssid; + if (wk->state == IEEE80211_MGD_STATE_PROBE) + not_auth_yet = true; list_del(&wk->list); kfree(wk); break; @@ -2519,6 +2527,20 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata, } /* + * If somebody requests authentication and we haven't + * sent out an auth frame yet there's no need to send + * out a deauth frame either. If the state was PROBE, + * then this is the case. If it's AUTH we have sent a + * frame, and if it's IDLE we have completed the auth + * process already. + */ + if (not_auth_yet) { + mutex_unlock(&ifmgd->mtx); + __cfg80211_auth_canceled(sdata->dev, bssid); + return 0; + } + + /* * cfg80211 should catch this ... but it's racy since * we can receive a deauth frame, process it, hand it * to cfg80211 while that's in a locked section already |