diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 1d993a490ac4..b19b5acfaf3a 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -8289,7 +8289,7 @@ static int nl80211_update_mesh_config(struct sk_buff *skb,
 	struct cfg80211_registered_device *rdev = info->user_ptr[0];
 	struct net_device *dev = info->user_ptr[1];
 	struct wireless_dev *wdev = dev->ieee80211_ptr;
-	struct mesh_config cfg;
+	struct mesh_config cfg = {};
 	u32 mask;
 	int err;