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authorArnd Bergmann <arnd@arndb.de>2021-07-27 16:44:50 +0300
committerDavid S. Miller <davem@davemloft.net>2021-07-27 22:11:43 +0300
commit3f3fa5340745c81a2e70a171fb73a44b433d5126 (patch)
tree46e7e12a0c2790222c5b67f4ae1034e297749cf2 /drivers/net/wireless/intersil
parent3343c49a959df1c6ff6560b8dfe178613c5fc38e (diff)
downloadlinux-3f3fa5340745c81a2e70a171fb73a44b433d5126.tar.xz
hostap: use ndo_siocdevprivate
hostap has a combination of iwpriv ioctls that do not work at all, and two SIOCDEVPRIVATE commands that work natively but lack a compat conversion handler. For the moment, move them over to the new ndo_siocdevprivate interface and return an error for compat mode. Cc: Jouni Malinen <j@w1.fi> Cc: Kalle Valo <kvalo@codeaurora.org> Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'drivers/net/wireless/intersil')
-rw-r--r--drivers/net/wireless/intersil/hostap/hostap.h3
-rw-r--r--drivers/net/wireless/intersil/hostap/hostap_ioctl.c30
-rw-r--r--drivers/net/wireless/intersil/hostap/hostap_main.c3
3 files changed, 29 insertions, 7 deletions
diff --git a/drivers/net/wireless/intersil/hostap/hostap.h b/drivers/net/wireless/intersil/hostap/hostap.h
index c4b81ff7d7e4..c17ab6dbbb53 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 49766b285230..0a376f112db9 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 de97b3304115..54f67b682b6a 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,