wifi: cfg80211: Allow MLO TX with link source address

Management frames are transmitted from link address and not device
address. Allow that.

Signed-off-by: Andrei Otcheretianski <andrei.otcheretianski@intel.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>

diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 14584488de672e03b5e4c31c785d48d411302a48..935537c64ed8e62fce162c49906931a2be14146b 100644 (file)
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -637,6 +637,18 @@ void cfg80211_mlme_purge_registrations(struct wireless_dev *wdev)
        cfg80211_mgmt_registrations_update(wdev);
 }
 
+static bool cfg80211_allowed_address(struct wireless_dev *wdev, const u8 *addr)
+{
+       int i;
+
+       for_each_valid_link(wdev, i) {
+               if (ether_addr_equal(addr, wdev->links[i].addr))
+                       return true;
+       }
+
+       return ether_addr_equal(addr, wdev_address(wdev));
+}
+
 int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
                          struct wireless_dev *wdev,
                          struct cfg80211_mgmt_tx_params *params, u64 *cookie)
@@ -735,7 +747,7 @@ int cfg80211_mlme_mgmt_tx(struct cfg80211_registered_device *rdev,
                        return err;
        }
 
-       if (!ether_addr_equal(mgmt->sa, wdev_address(wdev))) {
+       if (!cfg80211_allowed_address(wdev, mgmt->sa)) {
                /* Allow random TA to be used with Public Action frames if the
                 * driver has indicated support for this. Otherwise, only allow
                 * the local address to be used.