[PATCH v2 05/10] staging: rtl8192: remove unused legacy ioctl handlers

From: Arnd Bergmann
Date: Wed Oct 11 2023 - 10:03:25 EST

From: Arnd Bergmann <arnd@xxxxxxxx>

The .ndo_do_ioctl functions are never called, and can just be removed,
especially since this is a staging driver.

Reviewed-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>
---
drivers/staging/rtl8192u/ieee80211/dot11d.c | 41 --
drivers/staging/rtl8192u/ieee80211/dot11d.h | 2 -
.../staging/rtl8192u/ieee80211/ieee80211.h | 12 -
.../rtl8192u/ieee80211/ieee80211_softmac.c | 563 ------------------
drivers/staging/rtl8192u/r8192U.h | 2 -
drivers/staging/rtl8192u/r8192U_core.c | 109 ----
6 files changed, 729 deletions(-)

diff --git a/drivers/staging/rtl8192u/ieee80211/dot11d.c b/drivers/staging/rtl8192u/ieee80211/dot11d.c
index ddaf66fa0f936..8a72c1e9eb1e1 100644
--- a/drivers/staging/rtl8192u/ieee80211/dot11d.c
+++ b/drivers/staging/rtl8192u/ieee80211/dot11d.c
@@ -97,22 +97,6 @@ void dot11d_update_country_ie(struct ieee80211_device *dev, u8 *pTaddr,
}
EXPORT_SYMBOL(dot11d_update_country_ie);

-u8 dot11d_get_max_tx_pwr_in_dbm(struct ieee80211_device *dev, u8 Channel)
-{
- struct rt_dot11d_info *dot11d_info = GET_DOT11D_INFO(dev);
- u8 MaxTxPwrInDbm = 255;
-
- if (Channel > MAX_CHANNEL_NUMBER) {
- netdev_err(dev->dev, "%s: Invalid Channel\n", __func__);
- return MaxTxPwrInDbm;
- }
- if (dot11d_info->channel_map[Channel])
- MaxTxPwrInDbm = dot11d_info->max_tx_pwr_dbm_list[Channel];
-
- return MaxTxPwrInDbm;
-}
-EXPORT_SYMBOL(dot11d_get_max_tx_pwr_in_dbm);
-
void dot11d_scan_complete(struct ieee80211_device *dev)
{
struct rt_dot11d_info *dot11d_info = GET_DOT11D_INFO(dev);
@@ -147,28 +131,3 @@ int is_legal_channel(struct ieee80211_device *dev, u8 channel)
return 0;
}
EXPORT_SYMBOL(is_legal_channel);
-
-int to_legal_channel(struct ieee80211_device *dev, u8 channel)
-{
- struct rt_dot11d_info *dot11d_info = GET_DOT11D_INFO(dev);
- u8 default_chn = 0;
- u32 i = 0;
-
- for (i = 1; i <= MAX_CHANNEL_NUMBER; i++) {
- if (dot11d_info->channel_map[i] > 0) {
- default_chn = i;
- break;
- }
- }
-
- if (channel > MAX_CHANNEL_NUMBER) {
- netdev_err(dev->dev, "%s: Invalid Channel\n", __func__);
- return default_chn;
- }
-
- if (dot11d_info->channel_map[channel] > 0)
- return channel;
-
- return default_chn;
-}
-EXPORT_SYMBOL(to_legal_channel);
diff --git a/drivers/staging/rtl8192u/ieee80211/dot11d.h b/drivers/staging/rtl8192u/ieee80211/dot11d.h
index 8b485fa180898..fd774265211a5 100644
--- a/drivers/staging/rtl8192u/ieee80211/dot11d.h
+++ b/drivers/staging/rtl8192u/ieee80211/dot11d.h
@@ -49,9 +49,7 @@ void dot11d_update_country_ie(struct ieee80211_device *dev,
u8 *addr,
u16 coutry_ie_len,
u8 *coutry_ie);
-u8 dot11d_get_max_tx_pwr_in_dbm(struct ieee80211_device *dev, u8 channel);
void dot11d_scan_complete(struct ieee80211_device *dev);
int is_legal_channel(struct ieee80211_device *dev, u8 channel);
-int to_legal_channel(struct ieee80211_device *dev, u8 channel);

#endif /* #ifndef __INC_DOT11D_H */
diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211.h b/drivers/staging/rtl8192u/ieee80211/ieee80211.h
index 694d1b18f81c7..fc4201757c408 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211.h
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211.h
@@ -223,11 +223,7 @@ struct cb_desc {
#define MAX_IE_LEN 0xff

// added for kernel conflict
-#define ieee80211_wake_queue ieee80211_wake_queue_rsl
-#define ieee80211_stop_queue ieee80211_stop_queue_rsl
#define notify_wx_assoc_event notify_wx_assoc_event_rsl
-#define SendDisassociation SendDisassociation_rsl
-

struct ieee_param {
u32 cmd;
@@ -2152,7 +2148,6 @@ int ieee80211_wx_set_gen_ie(struct ieee80211_device *ieee, u8 *ie, size_t len);

/* ieee80211_softmac.c */
short ieee80211_is_54g(const struct ieee80211_network *net);
-short ieee80211_is_shortslot(const struct ieee80211_network *net);
int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee,
struct sk_buff *skb,
struct ieee80211_rx_stats *rx_stats,
@@ -2160,7 +2155,6 @@ int ieee80211_rx_frame_softmac(struct ieee80211_device *ieee,
void ieee80211_softmac_new_net(struct ieee80211_device *ieee,
struct ieee80211_network *net);

-void SendDisassociation(struct ieee80211_device *ieee, u8 *asSta, u8 asRsn);
void ieee80211_softmac_xmit(struct ieee80211_txb *txb,
struct ieee80211_device *ieee);

@@ -2182,13 +2176,7 @@ void ieee80211_stop_protocol(struct ieee80211_device *ieee);
void ieee80211_softmac_start_protocol(struct ieee80211_device *ieee);
void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee);
void ieee80211_reset_queue(struct ieee80211_device *ieee);
-void ieee80211_wake_queue(struct ieee80211_device *ieee);
-void ieee80211_stop_queue(struct ieee80211_device *ieee);
-struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee);
void ieee80211_start_send_beacons(struct ieee80211_device *ieee);
-int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee,
- struct iw_point *p);
-void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success);

void softmac_mgmt_xmit(struct sk_buff *skb, struct ieee80211_device *ieee);

diff --git a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
index 92001cb36730b..8cb2f48dbefec 100644
--- a/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8192u/ieee80211/ieee80211_softmac.c
@@ -27,12 +27,6 @@ short ieee80211_is_54g(const struct ieee80211_network *net)
}
EXPORT_SYMBOL(ieee80211_is_54g);

-short ieee80211_is_shortslot(const struct ieee80211_network *net)
-{
- return net->capability & WLAN_CAPABILITY_SHORT_SLOT;
-}
-EXPORT_SYMBOL(ieee80211_is_shortslot);
-
/* returns the total length needed for placing the RATE MFIE
* tag and the EXTENDED RATE MFIE tag if needed.
* It includes two bytes per tag for the tag itself and its len
@@ -154,21 +148,6 @@ static void enqueue_mgmt(struct ieee80211_device *ieee, struct sk_buff *skb)
//return 0;
}

-static struct sk_buff *dequeue_mgmt(struct ieee80211_device *ieee)
-{
- struct sk_buff *ret;
-
- if (ieee->mgmt_queue_tail == ieee->mgmt_queue_head)
- return NULL;
-
- ret = ieee->mgmt_queue_ring[ieee->mgmt_queue_tail];
-
- ieee->mgmt_queue_tail =
- (ieee->mgmt_queue_tail + 1) % MGMT_QUEUE_NUM;
-
- return ret;
-}
-
static void init_mgmt_queue(struct ieee80211_device *ieee)
{
ieee->mgmt_queue_tail = ieee->mgmt_queue_head = 0;
@@ -1772,33 +1751,6 @@ void ieee80211_sta_wakeup(struct ieee80211_device *ieee, short nl)
}
}

-void ieee80211_ps_tx_ack(struct ieee80211_device *ieee, short success)
-{
- unsigned long flags, flags2;
-
- spin_lock_irqsave(&ieee->lock, flags);
-
- if (ieee->sta_sleep == 2) {
- /* Null frame with PS bit set */
- if (success) {
- ieee->sta_sleep = 1;
- ieee->enter_sleep_state(ieee->dev, ieee->ps_th, ieee->ps_tl);
- }
- /* if the card report not success we can't be sure the AP
- * has not RXed so we can't assume the AP believe us awake
- */
- } else {
- /* 21112005 - tx again null without PS bit if lost */
- if ((ieee->sta_sleep == 0) && !success) {
- spin_lock_irqsave(&ieee->mgmt_tx_lock, flags2);
- ieee80211_sta_ps_send_null_frame(ieee, 0);
- spin_unlock_irqrestore(&ieee->mgmt_tx_lock, flags2);
- }
- }
- spin_unlock_irqrestore(&ieee->lock, flags);
-}
-EXPORT_SYMBOL(ieee80211_ps_tx_ack);
-
static void ieee80211_process_action(struct ieee80211_device *ieee,
struct sk_buff *skb)
{
@@ -2068,7 +2020,6 @@ void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *
* to check it any more.
* */
//printk("error:no descriptor left@queue_index %d\n", queue_index);
- //ieee80211_stop_queue(ieee);
#ifdef USB_TX_DRIVER_AGGREGATION_ENABLE
skb_queue_tail(&ieee->skb_drv_aggQ[queue_index], txb->fragments[i]);
#else
@@ -2089,27 +2040,6 @@ void ieee80211_softmac_xmit(struct ieee80211_txb *txb, struct ieee80211_device *
}
EXPORT_SYMBOL(ieee80211_softmac_xmit);

-/* called with ieee->lock acquired */
-static void ieee80211_resume_tx(struct ieee80211_device *ieee)
-{
- int i;
- for (i = ieee->tx_pending.frag; i < ieee->tx_pending.txb->nr_frags; i++) {
- if (ieee->queue_stop) {
- ieee->tx_pending.frag = i;
- return;
- } else {
- ieee->softmac_data_hard_start_xmit(ieee->tx_pending.txb->fragments[i],
- ieee->dev, ieee->rate);
- //(i+1)<ieee->tx_pending.txb->nr_frags);
- ieee->stats.tx_packets++;
- netif_trans_update(ieee->dev);
- }
- }
-
- ieee80211_txb_free(ieee->tx_pending.txb);
- ieee->tx_pending.txb = NULL;
-}
-
void ieee80211_reset_queue(struct ieee80211_device *ieee)
{
unsigned long flags;
@@ -2125,59 +2055,6 @@ void ieee80211_reset_queue(struct ieee80211_device *ieee)
}
EXPORT_SYMBOL(ieee80211_reset_queue);

-void ieee80211_wake_queue(struct ieee80211_device *ieee)
-{
- unsigned long flags;
- struct sk_buff *skb;
- struct rtl_80211_hdr_3addr *header;
-
- spin_lock_irqsave(&ieee->lock, flags);
- if (!ieee->queue_stop)
- goto exit;
-
- ieee->queue_stop = 0;
-
- if (ieee->softmac_features & IEEE_SOFTMAC_SINGLE_QUEUE) {
- while (!ieee->queue_stop && (skb = dequeue_mgmt(ieee))) {
- header = (struct rtl_80211_hdr_3addr *)skb->data;
-
- header->seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
-
- if (ieee->seq_ctrl[0] == 0xFFF)
- ieee->seq_ctrl[0] = 0;
- else
- ieee->seq_ctrl[0]++;
-
- ieee->softmac_data_hard_start_xmit(skb, ieee->dev, ieee->basic_rate);
- //dev_kfree_skb_any(skb);//edit by thomas
- }
- }
- if (!ieee->queue_stop && ieee->tx_pending.txb)
- ieee80211_resume_tx(ieee);
-
- if (!ieee->queue_stop && netif_queue_stopped(ieee->dev)) {
- ieee->softmac_stats.swtxawake++;
- netif_wake_queue(ieee->dev);
- }
-exit:
- spin_unlock_irqrestore(&ieee->lock, flags);
-}
-EXPORT_SYMBOL(ieee80211_wake_queue);
-
-void ieee80211_stop_queue(struct ieee80211_device *ieee)
-{
- //unsigned long flags;
- //spin_lock_irqsave(&ieee->lock,flags);
-
- if (!netif_queue_stopped(ieee->dev)) {
- netif_stop_queue(ieee->dev);
- ieee->softmac_stats.swtxstop++;
- }
- ieee->queue_stop = 1;
- //spin_unlock_irqrestore(&ieee->lock,flags);
-}
-EXPORT_SYMBOL(ieee80211_stop_queue);
-
/* called in user context only */
void ieee80211_start_master_bss(struct ieee80211_device *ieee)
{
@@ -2438,27 +2315,6 @@ struct sk_buff *ieee80211_get_beacon_(struct ieee80211_device *ieee)
return skb;
}

-struct sk_buff *ieee80211_get_beacon(struct ieee80211_device *ieee)
-{
- struct sk_buff *skb;
- struct ieee80211_probe_response *b;
-
- skb = ieee80211_get_beacon_(ieee);
- if (!skb)
- return NULL;
-
- b = (struct ieee80211_probe_response *)skb->data;
- b->header.seq_ctl = cpu_to_le16(ieee->seq_ctrl[0] << 4);
-
- if (ieee->seq_ctrl[0] == 0xFFF)
- ieee->seq_ctrl[0] = 0;
- else
- ieee->seq_ctrl[0]++;
-
- return skb;
-}
-EXPORT_SYMBOL(ieee80211_get_beacon);
-
void ieee80211_softmac_stop_protocol(struct ieee80211_device *ieee)
{
ieee->sync_scan_hurryup = 1;
@@ -2623,425 +2479,6 @@ void ieee80211_softmac_free(struct ieee80211_device *ieee)
mutex_unlock(&ieee->wx_mutex);
}

-/********************************************************
- * Start of WPA code. *
- * this is stolen from the ipw2200 driver *
- ********************************************************/
-static int ieee80211_wpa_enable(struct ieee80211_device *ieee, int value)
-{
- /* This is called when wpa_supplicant loads and closes the driver
- * interface. */
- printk("%s WPA\n", value ? "enabling" : "disabling");
- ieee->wpa_enabled = value;
- return 0;
-}
-
-static void ieee80211_wpa_assoc_frame(struct ieee80211_device *ieee,
- char *wpa_ie, int wpa_ie_len)
-{
- /* make sure WPA is enabled */
- ieee80211_wpa_enable(ieee, 1);
-
- ieee80211_disassociate(ieee);
-}
-
-static int ieee80211_wpa_mlme(struct ieee80211_device *ieee, int command, int reason)
-{
- int ret = 0;
-
- switch (command) {
- case IEEE_MLME_STA_DEAUTH:
- // silently ignore
- break;
-
- case IEEE_MLME_STA_DISASSOC:
- ieee80211_disassociate(ieee);
- break;
-
- default:
- printk("Unknown MLME request: %d\n", command);
- ret = -EOPNOTSUPP;
- }
-
- return ret;
-}
-
-static int ieee80211_wpa_set_wpa_ie(struct ieee80211_device *ieee,
- struct ieee_param *param, int plen)
-{
- u8 *buf;
-
- if (param->u.wpa_ie.len > MAX_WPA_IE_LEN)
- return -EINVAL;
-
- if (param->u.wpa_ie.len) {
- buf = kmemdup(param->u.wpa_ie.data, param->u.wpa_ie.len,
- GFP_KERNEL);
- if (!buf)
- return -ENOMEM;
-
- kfree(ieee->wpa_ie);
- ieee->wpa_ie = buf;
- ieee->wpa_ie_len = param->u.wpa_ie.len;
- } else {
- kfree(ieee->wpa_ie);
- ieee->wpa_ie = NULL;
- ieee->wpa_ie_len = 0;
- }
-
- ieee80211_wpa_assoc_frame(ieee, ieee->wpa_ie, ieee->wpa_ie_len);
- return 0;
-}
-
-#define AUTH_ALG_OPEN_SYSTEM 0x1
-#define AUTH_ALG_SHARED_KEY 0x2
-
-static int ieee80211_wpa_set_auth_algs(struct ieee80211_device *ieee, int value)
-{
- struct ieee80211_security sec = {
- .flags = SEC_AUTH_MODE,
- };
-
- if (value & AUTH_ALG_SHARED_KEY) {
- sec.auth_mode = WLAN_AUTH_SHARED_KEY;
- ieee->open_wep = 0;
- ieee->auth_mode = 1;
- } else if (value & AUTH_ALG_OPEN_SYSTEM) {
- sec.auth_mode = WLAN_AUTH_OPEN;
- ieee->open_wep = 1;
- ieee->auth_mode = 0;
- } else if (value & IW_AUTH_ALG_LEAP) {
- sec.auth_mode = WLAN_AUTH_LEAP;
- ieee->open_wep = 1;
- ieee->auth_mode = 2;
- }
-
- if (ieee->set_security)
- ieee->set_security(ieee->dev, &sec);
- //else
- // ret = -EOPNOTSUPP;
-
- return 0;
-}
-
-static int ieee80211_wpa_set_param(struct ieee80211_device *ieee, u8 name, u32 value)
-{
- int ret = 0;
- unsigned long flags;
-
- switch (name) {
- case IEEE_PARAM_WPA_ENABLED:
- ret = ieee80211_wpa_enable(ieee, value);
- break;
-
- case IEEE_PARAM_TKIP_COUNTERMEASURES:
- ieee->tkip_countermeasures = value;
- break;
-
- case IEEE_PARAM_DROP_UNENCRYPTED: {
- /* HACK:
- *
- * wpa_supplicant calls set_wpa_enabled when the driver
- * is loaded and unloaded, regardless of if WPA is being
- * used. No other calls are made which can be used to
- * determine if encryption will be used or not prior to
- * association being expected. If encryption is not being
- * used, drop_unencrypted is set to false, else true -- we
- * can use this to determine if the CAP_PRIVACY_ON bit should
- * be set.
- */
- struct ieee80211_security sec = {
- .flags = SEC_ENABLED,
- .enabled = value,
- };
- ieee->drop_unencrypted = value;
- /* We only change SEC_LEVEL for open mode. Others
- * are set by ipw_wpa_set_encryption.
- */
- if (!value) {
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_0;
- } else {
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_1;
- }
- if (ieee->set_security)
- ieee->set_security(ieee->dev, &sec);
- break;
- }
-
- case IEEE_PARAM_PRIVACY_INVOKED:
- ieee->privacy_invoked = value;
- break;
-
- case IEEE_PARAM_AUTH_ALGS:
- ret = ieee80211_wpa_set_auth_algs(ieee, value);
- break;
-
- case IEEE_PARAM_IEEE_802_1X:
- ieee->ieee802_1x = value;
- break;
- case IEEE_PARAM_WPAX_SELECT:
- // added for WPA2 mixed mode
- spin_lock_irqsave(&ieee->wpax_suitlist_lock, flags);
- ieee->wpax_type_set = 1;
- ieee->wpax_type_notify = value;
- spin_unlock_irqrestore(&ieee->wpax_suitlist_lock, flags);
- break;
-
- default:
- printk("Unknown WPA param: %d\n", name);
- ret = -EOPNOTSUPP;
- }
-
- return ret;
-}
-
-/* implementation borrowed from hostap driver */
-static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
- struct ieee_param *param, int param_len)
-{
- int ret = 0;
- const char *module = NULL;
-
- struct ieee80211_crypto_ops *ops = NULL;
- struct ieee80211_crypt_data **crypt;
-
- struct ieee80211_security sec = {
- .flags = 0,
- };
-
- param->u.crypt.err = 0;
- param->u.crypt.alg[IEEE_CRYPT_ALG_NAME_LEN - 1] = '\0';
-
- if (param_len !=
- (int)((char *)param->u.crypt.key - (char *)param) +
- param->u.crypt.key_len) {
- printk("Len mismatch %d, %d\n", param_len,
- param->u.crypt.key_len);
- return -EINVAL;
- }
- if (is_broadcast_ether_addr(param->sta_addr)) {
- if (param->u.crypt.idx >= WEP_KEYS)
- return -EINVAL;
- crypt = &ieee->crypt[param->u.crypt.idx];
- } else {
- return -EINVAL;
- }
-
- if (strcmp(param->u.crypt.alg, "none") == 0) {
- if (crypt) {
- sec.enabled = 0;
- // FIXME FIXME
- //sec.encrypt = 0;
- sec.level = SEC_LEVEL_0;
- sec.flags |= SEC_ENABLED | SEC_LEVEL;
- ieee80211_crypt_delayed_deinit(ieee, crypt);
- }
- goto done;
- }
- sec.enabled = 1;
-// FIXME FIXME
-// sec.encrypt = 1;
- sec.flags |= SEC_ENABLED;
-
- /* IPW HW cannot build TKIP MIC, host decryption still needed. */
- if (!(ieee->host_encrypt || ieee->host_decrypt) &&
- strcmp(param->u.crypt.alg, "TKIP"))
- goto skip_host_crypt;
-
- //set WEP40 first, it will be modified according to WEP104 or WEP40 at other place
- if (!strcmp(param->u.crypt.alg, "WEP"))
- module = "ieee80211_crypt_wep";
- else if (!strcmp(param->u.crypt.alg, "TKIP"))
- module = "ieee80211_crypt_tkip";
- else if (!strcmp(param->u.crypt.alg, "CCMP"))
- module = "ieee80211_crypt_ccmp";
- if (module)
- ops = try_then_request_module(ieee80211_get_crypto_ops(param->u.crypt.alg),
- module);
- if (!ops) {
- printk("unknown crypto alg '%s'\n", param->u.crypt.alg);
- param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG;
- ret = -EINVAL;
- goto done;
- }
-
- if (!*crypt || (*crypt)->ops != ops) {
- struct ieee80211_crypt_data *new_crypt;
-
- ieee80211_crypt_delayed_deinit(ieee, crypt);
-
- new_crypt = kzalloc(sizeof(*new_crypt), GFP_KERNEL);
- if (!new_crypt) {
- ret = -ENOMEM;
- goto done;
- }
- new_crypt->ops = ops;
- if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
- new_crypt->priv =
- new_crypt->ops->init(param->u.crypt.idx);
-
- if (!new_crypt->priv) {
- kfree(new_crypt);
- param->u.crypt.err = IEEE_CRYPT_ERR_CRYPT_INIT_FAILED;
- ret = -EINVAL;
- goto done;
- }
-
- *crypt = new_crypt;
- }
-
- if (param->u.crypt.key_len > 0 && (*crypt)->ops->set_key &&
- (*crypt)->ops->set_key(param->u.crypt.key,
- param->u.crypt.key_len, param->u.crypt.seq,
- (*crypt)->priv) < 0) {
- printk("key setting failed\n");
- param->u.crypt.err = IEEE_CRYPT_ERR_KEY_SET_FAILED;
- ret = -EINVAL;
- goto done;
- }
-
- skip_host_crypt:
- if (param->u.crypt.set_tx) {
- ieee->tx_keyidx = param->u.crypt.idx;
- sec.active_key = param->u.crypt.idx;
- sec.flags |= SEC_ACTIVE_KEY;
- } else {
- sec.flags &= ~SEC_ACTIVE_KEY;
- }
- memcpy(sec.keys[param->u.crypt.idx],
- param->u.crypt.key,
- param->u.crypt.key_len);
- sec.key_sizes[param->u.crypt.idx] = param->u.crypt.key_len;
- sec.flags |= (1 << param->u.crypt.idx);
-
- if (strcmp(param->u.crypt.alg, "WEP") == 0) {
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_1;
- } else if (strcmp(param->u.crypt.alg, "TKIP") == 0) {
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_2;
- } else if (strcmp(param->u.crypt.alg, "CCMP") == 0) {
- sec.flags |= SEC_LEVEL;
- sec.level = SEC_LEVEL_3;
- }
- done:
- if (ieee->set_security)
- ieee->set_security(ieee->dev, &sec);
-
- /* Do not reset port if card is in Managed mode since resetting will
- * generate new IEEE 802.11 authentication which may end up in looping
- * with IEEE 802.1X. If your hardware requires a reset after WEP
- * configuration (for example... Prism2), implement the reset_port in
- * the callbacks structures used to initialize the 802.11 stack. */
- if (ieee->reset_on_keychange &&
- ieee->iw_mode != IW_MODE_INFRA &&
- ieee->reset_port &&
- ieee->reset_port(ieee->dev)) {
- printk("reset_port failed\n");
- param->u.crypt.err = IEEE_CRYPT_ERR_CARD_CONF_FAILED;
- return -EINVAL;
- }
-
- return ret;
-}
-
-static inline struct sk_buff *ieee80211_disassociate_skb(struct ieee80211_network *beacon,
- struct ieee80211_device *ieee,
- u8 asRsn)
-{
- struct sk_buff *skb;
- struct ieee80211_disassoc *disass;
-
- skb = dev_alloc_skb(sizeof(struct ieee80211_disassoc));
- if (!skb)
- return NULL;
-
- disass = skb_put(skb, sizeof(struct ieee80211_disassoc));
- disass->header.frame_ctl = cpu_to_le16(IEEE80211_STYPE_DISASSOC);
- disass->header.duration_id = 0;
-
- memcpy(disass->header.addr1, beacon->bssid, ETH_ALEN);
- memcpy(disass->header.addr2, ieee->dev->dev_addr, ETH_ALEN);
- memcpy(disass->header.addr3, beacon->bssid, ETH_ALEN);
-
- disass->reason = cpu_to_le16(asRsn);
- return skb;
-}
-
-void
-SendDisassociation(struct ieee80211_device *ieee,
- u8 *asSta,
- u8 asRsn
-)
-{
- struct ieee80211_network *beacon = &ieee->current_network;
- struct sk_buff *skb;
-
- skb = ieee80211_disassociate_skb(beacon, ieee, asRsn);
- if (skb) {
- softmac_mgmt_xmit(skb, ieee);
- //dev_kfree_skb_any(skb);//edit by thomas
- }
-}
-EXPORT_SYMBOL(SendDisassociation);
-
-int ieee80211_wpa_supplicant_ioctl(struct ieee80211_device *ieee, struct iw_point *p)
-{
- struct ieee_param *param;
- int ret = 0;
-
- mutex_lock(&ieee->wx_mutex);
- //IEEE_DEBUG_INFO("wpa_supplicant: len=%d\n", p->length);
-
- if (p->length < sizeof(struct ieee_param) || !p->pointer) {
- ret = -EINVAL;
- goto out;
- }
-
- param = memdup_user(p->pointer, p->length);
- if (IS_ERR(param)) {
- ret = PTR_ERR(param);
- goto out;
- }
-
- switch (param->cmd) {
- case IEEE_CMD_SET_WPA_PARAM:
- ret = ieee80211_wpa_set_param(ieee, param->u.wpa_param.name,
- param->u.wpa_param.value);
- break;
-
- case IEEE_CMD_SET_WPA_IE:
- ret = ieee80211_wpa_set_wpa_ie(ieee, param, p->length);
- break;
-
- case IEEE_CMD_SET_ENCRYPTION:
- ret = ieee80211_wpa_set_encryption(ieee, param, p->length);
- break;
-
- case IEEE_CMD_MLME:
- ret = ieee80211_wpa_mlme(ieee, param->u.mlme.command,
- param->u.mlme.reason_code);
- break;
-
- default:
- printk("Unknown WPA supplicant request: %d\n", param->cmd);
- ret = -EOPNOTSUPP;
- break;
- }
-
- if (ret == 0 && copy_to_user(p->pointer, param, p->length))
- ret = -EFAULT;
-
- kfree(param);
-out:
- mutex_unlock(&ieee->wx_mutex);
-
- return ret;
-}
-EXPORT_SYMBOL(ieee80211_wpa_supplicant_ioctl);
-
void notify_wx_assoc_event(struct ieee80211_device *ieee)
{
union iwreq_data wrqu;
diff --git a/drivers/staging/rtl8192u/r8192U.h b/drivers/staging/rtl8192u/r8192U.h
index ff0ada00bf414..ef59c785f950a 100644
--- a/drivers/staging/rtl8192u/r8192U.h
+++ b/drivers/staging/rtl8192u/r8192U.h
@@ -453,8 +453,6 @@ typedef enum _WIRELESS_MODE {
WIRELESS_MODE_N_5G = 0x20
} WIRELESS_MODE;

-#define RTL_IOCTL_WPA_SUPPLICANT (SIOCIWFIRSTPRIV + 30)
-
typedef struct buffer {
struct buffer *next;
u32 *buf;
diff --git a/drivers/staging/rtl8192u/r8192U_core.c b/drivers/staging/rtl8192u/r8192U_core.c
index 0a60ef20107c4..295b514043336 100644
--- a/drivers/staging/rtl8192u/r8192U_core.c
+++ b/drivers/staging/rtl8192u/r8192U_core.c
@@ -3284,114 +3284,6 @@ static int r8192_set_mac_adr(struct net_device *dev, void *mac)
return 0;
}

-/* based on ipw2200 driver */
-static int rtl8192_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
-{
- struct r8192_priv *priv = (struct r8192_priv *)ieee80211_priv(dev);
- struct iwreq *wrq = (struct iwreq *)rq;
- int ret = -1;
- struct ieee80211_device *ieee = priv->ieee80211;
- u32 key[4];
- u8 broadcast_addr[6] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
- struct iw_point *p = &wrq->u.data;
- struct ieee_param *ipw = NULL;
-
- mutex_lock(&priv->wx_mutex);
-
- if (p->length < sizeof(struct ieee_param) || !p->pointer) {
- ret = -EINVAL;
- goto out;
- }
-
- ipw = memdup_user(p->pointer, p->length);
- if (IS_ERR(ipw)) {
- ret = PTR_ERR(ipw);
- goto out;
- }
-
- switch (cmd) {
- case RTL_IOCTL_WPA_SUPPLICANT:
- /* parse here for HW security */
- if (ipw->cmd == IEEE_CMD_SET_ENCRYPTION) {
- if (ipw->u.crypt.set_tx) {
- if (strcmp(ipw->u.crypt.alg, "CCMP") == 0) {
- ieee->pairwise_key_type = KEY_TYPE_CCMP;
- } else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0) {
- ieee->pairwise_key_type = KEY_TYPE_TKIP;
- } else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) {
- if (ipw->u.crypt.key_len == 13)
- ieee->pairwise_key_type = KEY_TYPE_WEP104;
- else if (ipw->u.crypt.key_len == 5)
- ieee->pairwise_key_type = KEY_TYPE_WEP40;
- } else {
- ieee->pairwise_key_type = KEY_TYPE_NA;
- }
-
- if (ieee->pairwise_key_type) {
- memcpy((u8 *)key, ipw->u.crypt.key, 16);
- EnableHWSecurityConfig8192(dev);
- /* We fill both index entry and 4th
- * entry for pairwise key as in IPW
- * interface, adhoc will only get here,
- * so we need index entry for its
- * default key serching!
- */
- setKey(dev, 4, ipw->u.crypt.idx,
- ieee->pairwise_key_type,
- (u8 *)ieee->ap_mac_addr,
- 0, key);
- if (ieee->auth_mode != 2)
- setKey(dev, ipw->u.crypt.idx,
- ipw->u.crypt.idx,
- ieee->pairwise_key_type,
- (u8 *)ieee->ap_mac_addr,
- 0, key);
- }
- } else {
- memcpy((u8 *)key, ipw->u.crypt.key, 16);
- if (strcmp(ipw->u.crypt.alg, "CCMP") == 0) {
- ieee->group_key_type = KEY_TYPE_CCMP;
- } else if (strcmp(ipw->u.crypt.alg, "TKIP") == 0) {
- ieee->group_key_type = KEY_TYPE_TKIP;
- } else if (strcmp(ipw->u.crypt.alg, "WEP") == 0) {
- if (ipw->u.crypt.key_len == 13)
- ieee->group_key_type = KEY_TYPE_WEP104;
- else if (ipw->u.crypt.key_len == 5)
- ieee->group_key_type = KEY_TYPE_WEP40;
- } else {
- ieee->group_key_type = KEY_TYPE_NA;
- }
-
- if (ieee->group_key_type) {
- setKey(dev, ipw->u.crypt.idx,
- /* KeyIndex */
- ipw->u.crypt.idx,
- /* KeyType */
- ieee->group_key_type,
- /* MacAddr */
- broadcast_addr,
- /* DefaultKey */
- 0,
- /* KeyContent */
- key);
- }
- }
- }
- ret = ieee80211_wpa_supplicant_ioctl(priv->ieee80211,
- &wrq->u.data);
- break;
-
- default:
- ret = -EOPNOTSUPP;
- break;
- }
- kfree(ipw);
- ipw = NULL;
-out:
- mutex_unlock(&priv->wx_mutex);
- return ret;
-}
-
static u8 HwRateToMRate90(bool bIsHT, u8 rate)
{
u8 ret_rate = 0xff;
@@ -4496,7 +4388,6 @@ static const struct net_device_ops rtl8192_netdev_ops = {
.ndo_stop = rtl8192_close,
.ndo_get_stats = rtl8192_stats,
.ndo_tx_timeout = tx_timeout,
- .ndo_do_ioctl = rtl8192_ioctl,
.ndo_set_rx_mode = r8192_set_multicast,
.ndo_set_mac_address = r8192_set_mac_adr,
.ndo_validate_addr = eth_validate_addr,
--
2.39.2