wifi: hostap: remove unused ioctl function

The ioctl handler has no actual callers in the kernel and is useless.
All the functionality should be reachable through the regualar interfaces.

Acked-by: Kalle Valo <kvalo@kernel.org>
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Signed-off-by: Kalle Valo <kvalo@kernel.org>
Link: https://lore.kernel.org/r/20231011140225.253106-9-arnd@kernel.org
This commit is contained in:
Arnd Bergmann 2023-10-11 16:02:24 +02:00 committed by Kalle Valo
parent 166ab7ca34
commit f35ccb65bd
3 changed files with 0 additions and 232 deletions

View file

@ -92,7 +92,6 @@ void hostap_info_process(local_info_t *local, struct sk_buff *skb);
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);

View file

@ -2316,21 +2316,6 @@ static const struct iw_priv_args prism2_priv[] = {
};
static int prism2_ioctl_priv_inquire(struct net_device *dev, int *i)
{
struct hostap_interface *iface;
local_info_t *local;
iface = netdev_priv(dev);
local = iface->local;
if (local->func->cmd(dev, HFA384X_CMDCODE_INQUIRE, *i, NULL, NULL))
return -EOPNOTSUPP;
return 0;
}
static int prism2_ioctl_priv_prism2_param(struct net_device *dev,
struct iw_request_info *info,
union iwreq_data *uwrq, char *extra)
@ -2910,146 +2895,6 @@ static int prism2_ioctl_priv_writemif(struct net_device *dev,
}
static int prism2_ioctl_priv_monitor(struct net_device *dev, int *i)
{
struct hostap_interface *iface;
local_info_t *local;
int ret = 0;
union iwreq_data wrqu;
iface = netdev_priv(dev);
local = iface->local;
printk(KERN_DEBUG "%s: process %d (%s) used deprecated iwpriv monitor "
"- update software to use iwconfig mode monitor\n",
dev->name, task_pid_nr(current), current->comm);
/* Backward compatibility code - this can be removed at some point */
if (*i == 0) {
/* Disable monitor mode - old mode was not saved, so go to
* Master mode */
wrqu.mode = IW_MODE_MASTER;
ret = prism2_ioctl_siwmode(dev, NULL, &wrqu, NULL);
} else if (*i == 1) {
/* netlink socket mode is not supported anymore since it did
* not separate different devices from each other and was not
* best method for delivering large amount of packets to
* user space */
ret = -EOPNOTSUPP;
} else if (*i == 2 || *i == 3) {
switch (*i) {
case 2:
local->monitor_type = PRISM2_MONITOR_80211;
break;
case 3:
local->monitor_type = PRISM2_MONITOR_PRISM;
break;
}
wrqu.mode = IW_MODE_MONITOR;
ret = prism2_ioctl_siwmode(dev, NULL, &wrqu, NULL);
hostap_monitor_mode_enable(local);
} else
ret = -EINVAL;
return ret;
}
static int prism2_ioctl_priv_reset(struct net_device *dev, int *i)
{
struct hostap_interface *iface;
local_info_t *local;
iface = netdev_priv(dev);
local = iface->local;
printk(KERN_DEBUG "%s: manual reset request(%d)\n", dev->name, *i);
switch (*i) {
case 0:
/* Disable and enable card */
local->func->hw_shutdown(dev, 1);
local->func->hw_config(dev, 0);
break;
case 1:
/* COR sreset */
local->func->hw_reset(dev);
break;
case 2:
/* Disable and enable port 0 */
local->func->reset_port(dev);
break;
case 3:
prism2_sta_deauth(local, WLAN_REASON_DEAUTH_LEAVING);
if (local->func->cmd(dev, HFA384X_CMDCODE_DISABLE, 0, NULL,
NULL))
return -EINVAL;
break;
case 4:
if (local->func->cmd(dev, HFA384X_CMDCODE_ENABLE, 0, NULL,
NULL))
return -EINVAL;
break;
default:
printk(KERN_DEBUG "Unknown reset request %d\n", *i);
return -EOPNOTSUPP;
}
return 0;
}
static int prism2_ioctl_priv_set_rid_word(struct net_device *dev, int *i)
{
int rid = *i;
int value = *(i + 1);
printk(KERN_DEBUG "%s: Set RID[0x%X] = %d\n", dev->name, rid, value);
if (hostap_set_word(dev, rid, value))
return -EINVAL;
return 0;
}
#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
static int ap_mac_cmd_ioctl(local_info_t *local, int *cmd)
{
int ret = 0;
switch (*cmd) {
case AP_MAC_CMD_POLICY_OPEN:
local->ap->mac_restrictions.policy = MAC_POLICY_OPEN;
break;
case AP_MAC_CMD_POLICY_ALLOW:
local->ap->mac_restrictions.policy = MAC_POLICY_ALLOW;
break;
case AP_MAC_CMD_POLICY_DENY:
local->ap->mac_restrictions.policy = MAC_POLICY_DENY;
break;
case AP_MAC_CMD_FLUSH:
ap_control_flush_macs(&local->ap->mac_restrictions);
break;
case AP_MAC_CMD_KICKALL:
ap_control_kickall(local->ap);
hostap_deauth_all_stas(local->dev, local->ap, 0);
break;
default:
ret = -EOPNOTSUPP;
break;
}
return ret;
}
#endif /* PRISM2_NO_KERNEL_IEEE80211_MGMT */
#ifdef PRISM2_DOWNLOAD_SUPPORT
static int prism2_ioctl_priv_download(local_info_t *local, struct iw_point *p)
{
@ -3963,79 +3808,6 @@ 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;
struct hostap_interface *iface;
local_info_t *local;
int ret = 0;
iface = netdev_priv(dev);
local = iface->local;
switch (cmd) {
case PRISM2_IOCTL_INQUIRE:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = prism2_ioctl_priv_inquire(dev, (int *) wrq->u.name);
break;
case PRISM2_IOCTL_MONITOR:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = prism2_ioctl_priv_monitor(dev, (int *) wrq->u.name);
break;
case PRISM2_IOCTL_RESET:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = prism2_ioctl_priv_reset(dev, (int *) wrq->u.name);
break;
case PRISM2_IOCTL_WDS_ADD:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = prism2_wds_add(local, wrq->u.ap_addr.sa_data, 1);
break;
case PRISM2_IOCTL_WDS_DEL:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = prism2_wds_del(local, wrq->u.ap_addr.sa_data, 1, 0);
break;
case PRISM2_IOCTL_SET_RID_WORD:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = prism2_ioctl_priv_set_rid_word(dev,
(int *) wrq->u.name);
break;
#ifndef PRISM2_NO_KERNEL_IEEE80211_MGMT
case PRISM2_IOCTL_MACCMD:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = ap_mac_cmd_ioctl(local, (int *) wrq->u.name);
break;
case PRISM2_IOCTL_ADDMAC:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = ap_control_add_mac(&local->ap->mac_restrictions,
wrq->u.ap_addr.sa_data);
break;
case PRISM2_IOCTL_DELMAC:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = ap_control_del_mac(&local->ap->mac_restrictions,
wrq->u.ap_addr.sa_data);
break;
case PRISM2_IOCTL_KICKMAC:
if (!capable(CAP_NET_ADMIN)) ret = -EPERM;
else ret = ap_control_kick_mac(local->ap, local->dev,
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 */

View file

@ -796,7 +796,6 @@ 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,
@ -809,7 +808,6 @@ 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,
@ -822,7 +820,6 @@ 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,