diff --git a/drivers/net/wireless/intersil/hostap/hostap.h b/drivers/net/wireless/intersil/hostap/hostap.h
index c4b81ff7d7e474a3a64c04fac3886fded64d0bc9..c17ab6dbbb5384296e891a04675adde9333f6187 100644
--- a/drivers/net/wireless/intersil/hostap/hostap.h
+++ b/drivers/net/wireless/intersil/hostap/hostap.h
@@ -93,6 +93,7 @@ extern const struct iw_handler_def hostap_iw_handler_def;
 extern const struct ethtool_ops prism2_ethtool_ops;
 
 int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd);
-
+int hostap_siocdevprivate(struct net_device *dev, struct ifreq *ifr,
+			  void __user *data, int cmd);
 
 #endif /* HOSTAP_H */
diff --git a/drivers/net/wireless/intersil/hostap/hostap_ioctl.c b/drivers/net/wireless/intersil/hostap/hostap_ioctl.c
index 49766b285230ccd3adbb12ecd902b70340bf6896..0a376f112db9fc1b0412a32125308154561bd6bc 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_ioctl.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_ioctl.c
@@ -3941,7 +3941,8 @@ const struct iw_handler_def hostap_iw_handler_def =
 	.get_wireless_stats = hostap_get_wireless_stats,
 };
 
-
+/* Private ioctls (iwpriv) that have not yet been converted
+ * into new wireless extensions API */
 int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 {
 	struct iwreq *wrq = (struct iwreq *) ifr;
@@ -3953,9 +3954,6 @@ int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 	local = iface->local;
 
 	switch (cmd) {
-		/* Private ioctls (iwpriv) that have not yet been converted
-		 * into new wireless extensions API */
-
 	case PRISM2_IOCTL_INQUIRE:
 		if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
 		else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
@@ -4009,11 +4007,31 @@ int hostap_ioctl(struct net_device *dev, struct ifreq *ifr, int cmd)
 					       wrq->u.ap_addr.sa_data);
 		break;
 #endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
+	default:
+		ret = -EOPNOTSUPP;
+		break;
+	}
+
+	return ret;
+}
 
+/* Private ioctls that are not used with iwpriv;
+ * in SIOCDEVPRIVATE range */
+int hostap_siocdevprivate(struct net_device *dev, struct ifreq *ifr,
+			  void __user *data, int cmd)
+{
+	struct iwreq *wrq = (struct iwreq *)ifr;
+	struct hostap_interface *iface;
+	local_info_t *local;
+	int ret = 0;
 
-		/* Private ioctls that are not used with iwpriv;
-		 * in SIOCDEVPRIVATE range */
+	iface = netdev_priv(dev);
+	local = iface->local;
+
+	if (in_compat_syscall()) /* not implemented yet */
+		return -EOPNOTSUPP;
 
+	switch (cmd) {
 #ifdef PRISM2_DOWNLOAD_SUPPORT
 	case PRISM2_IOCTL_DOWNLOAD:
 		if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
diff --git a/drivers/net/wireless/intersil/hostap/hostap_main.c b/drivers/net/wireless/intersil/hostap/hostap_main.c
index de97b3304115973203664deb298d6cbdf146df74..54f67b682b6a0b99d9a4a289cc4343c9a39ab9eb 100644
--- a/drivers/net/wireless/intersil/hostap/hostap_main.c
+++ b/drivers/net/wireless/intersil/hostap/hostap_main.c
@@ -797,6 +797,7 @@ static const struct net_device_ops hostap_netdev_ops = {
 	.ndo_open		= prism2_open,
 	.ndo_stop		= prism2_close,
 	.ndo_do_ioctl		= hostap_ioctl,
+	.ndo_siocdevprivate	= hostap_siocdevprivate,
 	.ndo_set_mac_address	= prism2_set_mac_address,
 	.ndo_set_rx_mode	= hostap_set_multicast_list,
 	.ndo_tx_timeout 	= prism2_tx_timeout,
@@ -809,6 +810,7 @@ static const struct net_device_ops hostap_mgmt_netdev_ops = {
 	.ndo_open		= prism2_open,
 	.ndo_stop		= prism2_close,
 	.ndo_do_ioctl		= hostap_ioctl,
+	.ndo_siocdevprivate	= hostap_siocdevprivate,
 	.ndo_set_mac_address	= prism2_set_mac_address,
 	.ndo_set_rx_mode	= hostap_set_multicast_list,
 	.ndo_tx_timeout 	= prism2_tx_timeout,
@@ -821,6 +823,7 @@ static const struct net_device_ops hostap_master_ops = {
 	.ndo_open		= prism2_open,
 	.ndo_stop		= prism2_close,
 	.ndo_do_ioctl		= hostap_ioctl,
+	.ndo_siocdevprivate	= hostap_siocdevprivate,
 	.ndo_set_mac_address	= prism2_set_mac_address,
 	.ndo_set_rx_mode	= hostap_set_multicast_list,
 	.ndo_tx_timeout 	= prism2_tx_timeout,