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Diffstat (limited to 'net/mac80211/mlme.c')
-rw-r--r--net/mac80211/mlme.c17
1 files changed, 17 insertions, 0 deletions
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index f399547306c..6dc7b5ad9a4 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -2508,6 +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);
@@ -2517,6 +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;
@@ -2524,6 +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