fix wifi management frame protection issue with mtk 762x

hpx502766238 · Sep 29, 2018 · 1306b0d · 1306b0d
1 parent 6a5c2bf
commit 1306b0d
Showing 1 changed file with 25 additions and 0 deletions.
diff --git a/...el/mac80211/patches/subsys/350-mac80211-fix-setting-IEEE80211_KEY_FLAG_RX_MGMT-for-.patch b/...el/mac80211/patches/subsys/350-mac80211-fix-setting-IEEE80211_KEY_FLAG_RX_MGMT-for-.patch
@@ -0,0 +1,25 @@
+From: Felix Fietkau <[email protected]>
+Date: Sat, 29 Sep 2018 15:55:44 +0200
+Subject: [PATCH] mac80211: fix setting IEEE80211_KEY_FLAG_RX_MGMT for AP mode
+ keys
+
+key->sta is only valid after ieee80211_key_link, which is called later
+in this function. Because of that, the IEEE80211_KEY_FLAG_RX_MGMT is
+never set when management frame protection is enabled.
+
+Fixes: e548c49e6dc6b ("mac80211: add key flag for management keys")
+Cc: [email protected]
+Signed-off-by: Felix Fietkau <[email protected]>
+---
+
+--- a/net/mac80211/cfg.c
++++ b/net/mac80211/cfg.c
+@@ -427,7 +427,7 @@ static int ieee80211_add_key(struct wiph
+ 	case NL80211_IFTYPE_AP:
+ 	case NL80211_IFTYPE_AP_VLAN:
+ 		/* Keys without a station are used for TX only */
+-		if (key->sta && test_sta_flag(key->sta, WLAN_STA_MFP))
++		if (sta && test_sta_flag(sta, WLAN_STA_MFP))
+ 			key->conf.flags |= IEEE80211_KEY_FLAG_RX_MGMT;
+ 		break;
+ 	case NL80211_IFTYPE_ADHOC: