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-rw-r--r--net/mac80211/cfg.c11
-rw-r--r--net/mac80211/main.c4
2 files changed, 13 insertions, 2 deletions
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 5739bfbf2999..5eab1325a0f6 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -1855,7 +1855,16 @@ static int ieee80211_scan(struct wiphy *wiphy,
* beaconing hasn't been configured yet
*/
case NL80211_IFTYPE_AP:
- if (sdata->u.ap.beacon)
+ /*
+ * If the scan has been forced (and the driver supports
+ * forcing), don't care about being beaconing already.
+ * This will create problems to the attached stations (e.g. all
+ * the frames sent while scanning on other channel will be
+ * lost)
+ */
+ if (sdata->u.ap.beacon &&
+ (!(wiphy->features & NL80211_FEATURE_AP_SCAN) ||
+ !(req->flags & NL80211_SCAN_FLAG_AP)))
return -EOPNOTSUPP;
break;
default:
diff --git a/net/mac80211/main.c b/net/mac80211/main.c
index ba5a23249771..c42094be2f0b 100644
--- a/net/mac80211/main.c
+++ b/net/mac80211/main.c
@@ -603,7 +603,9 @@ struct ieee80211_hw *ieee80211_alloc_hw(size_t priv_data_len,
NL80211_FEATURE_HT_IBSS;
if (!ops->hw_scan)
- wiphy->features |= NL80211_FEATURE_LOW_PRIORITY_SCAN;
+ wiphy->features |= NL80211_FEATURE_LOW_PRIORITY_SCAN |
+ NL80211_FEATURE_AP_SCAN;
+
if (!ops->set_key)
wiphy->flags |= WIPHY_FLAG_IBSS_RSN;