diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index e1baeea85b44..fa7d4c20dc13 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -65,10 +65,6 @@ static bool support_p2p_device = true;
 module_param(support_p2p_device, bool, 0444);
 MODULE_PARM_DESC(support_p2p_device, "Support P2P-Device interface type");
 
-static ushort mac_prefix;
-module_param(mac_prefix, ushort, 0444);
-MODULE_PARM_DESC(mac_prefix, "Second and third most significant octets in MAC");
-
 /**
  * enum hwsim_regtest - the type of regulatory tests we offer
  *
@@ -3072,8 +3068,6 @@ static int mac80211_hwsim_new_radio(struct genl_info *info,
 	if (!param->perm_addr) {
 		eth_zero_addr(addr);
 		addr[0] = 0x02;
-		addr[1] = (mac_prefix >> 8) & 0xFF;
-		addr[2] = mac_prefix & 0xFF;
 		addr[3] = idx >> 8;
 		addr[4] = idx;
 		memcpy(data->addresses[0].addr, addr, ETH_ALEN);