wifi: cfg80211: reject bad AP MLD address

[platform/kernel/linux-starfive.git] / net / wireless / nl80211.c

diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index 7320d67..087c0c4 100644 (file)
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -10542,6 +10542,8 @@ static int nl80211_authenticate(struct sk_buff *skb, struct genl_info *info)
                if (!info->attrs[NL80211_ATTR_MLD_ADDR])
                        return -EINVAL;
                req.ap_mld_addr = nla_data(info->attrs[NL80211_ATTR_MLD_ADDR]);
+               if (!is_valid_ether_addr(req.ap_mld_addr))
+                       return -EINVAL;
        }
 
        req.bss = cfg80211_get_bss(&rdev->wiphy, chan, bssid, ssid, ssid_len,