Merge tag 'wireless-drivers-2021-06-19' of...

Merge tag 'wireless-drivers-2021-06-19' of git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/wireless-drivers

Kalle Valo says:

====================
wireless-drivers fixes for v5.13

Only one important fix for an mwifiex regression.

mwifiex

* fix deadlock during rmmod or firmware reset, regression from
  cfg80211 RTNL changes in v5.12-rc1
====================
Signed-off-by: David S. Miller <davem@davemloft.net>

drivers/net/wireless/marvell/mwifiex/main.c

@@ -1445,11 +1445,18 @@ static void mwifiex_uninit_sw(struct mwifiex_adapter *adapter)
 		if (!priv)
 			continue;
 		rtnl_lock();
-		wiphy_lock(adapter->wiphy);
 		if (priv->netdev &&
-		    priv->wdev.iftype != NL80211_IFTYPE_UNSPECIFIED)
+		    priv->wdev.iftype != NL80211_IFTYPE_UNSPECIFIED) {
+			/*
+			 * Close the netdev now, because if we do it later, the
+			 * netdev notifiers will need to acquire the wiphy lock
+			 * again --> deadlock.
+			 */
+			dev_close(priv->wdev.netdev);
+			wiphy_lock(adapter->wiphy);
 			mwifiex_del_virtual_intf(adapter->wiphy, &priv->wdev);
-		wiphy_unlock(adapter->wiphy);
+			wiphy_unlock(adapter->wiphy);
+		}
 		rtnl_unlock();
 	}