staging: rtl8192e: Remove unused function rtllib_start_master_bss()
Remove unused functions rtllib_start_master_bss(), rtllib_rx_assoc_rq() and rtllib_rx_auth_rq() and resulting unused functions. Signed-off-by: Philipp Hortmann <philipp.g.hortmann@gmail.com> Link: https://lore.kernel.org/r/ac2012d94fe4ff705cc900bb1cf2d58bc81c77f0.1691908402.git.philipp.g.hortmann@gmail.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Philipp Hortmann
Greg Kroah-Hartman
parent
2b632f7f4a
commit
da1e39683a
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@ -909,85 +909,6 @@ static struct sk_buff *rtllib_probe_resp(struct rtllib_device *ieee,
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return skb;
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}
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static struct sk_buff *rtllib_assoc_resp(struct rtllib_device *ieee, u8 *dest)
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{
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struct sk_buff *skb;
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u8 *tag;
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struct lib80211_crypt_data *crypt;
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struct rtllib_assoc_response_frame *assoc;
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short encrypt;
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unsigned int rate_len = rtllib_MFIE_rate_len(ieee);
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int len = sizeof(struct rtllib_assoc_response_frame) + rate_len +
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ieee->tx_headroom;
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skb = dev_alloc_skb(len);
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if (!skb)
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return NULL;
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skb_reserve(skb, ieee->tx_headroom);
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assoc = skb_put(skb, sizeof(struct rtllib_assoc_response_frame));
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assoc->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_ASSOC_RESP);
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ether_addr_copy(assoc->header.addr1, dest);
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ether_addr_copy(assoc->header.addr3, ieee->dev->dev_addr);
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ether_addr_copy(assoc->header.addr2, ieee->dev->dev_addr);
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assoc->capability = cpu_to_le16(WLAN_CAPABILITY_IBSS);
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assoc->capability |= cpu_to_le16(WLAN_CAPABILITY_SHORT_SLOT_TIME);
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crypt = ieee->crypt_info.crypt[ieee->crypt_info.tx_keyidx];
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encrypt = (crypt && crypt->ops);
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if (encrypt)
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assoc->capability |= cpu_to_le16(WLAN_CAPABILITY_PRIVACY);
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assoc->status = 0;
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assoc->aid = cpu_to_le16(ieee->assoc_id);
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if (ieee->assoc_id == 0x2007)
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ieee->assoc_id = 0;
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else
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ieee->assoc_id++;
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tag = skb_put(skb, rate_len);
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rtllib_MFIE_Brate(ieee, &tag);
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rtllib_MFIE_Grate(ieee, &tag);
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return skb;
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}
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static struct sk_buff *rtllib_auth_resp(struct rtllib_device *ieee, int status,
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u8 *dest)
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{
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struct sk_buff *skb = NULL;
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struct rtllib_authentication *auth;
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int len = ieee->tx_headroom + sizeof(struct rtllib_authentication) + 1;
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skb = dev_alloc_skb(len);
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if (!skb)
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return NULL;
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skb->len = sizeof(struct rtllib_authentication);
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skb_reserve(skb, ieee->tx_headroom);
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auth = skb_put(skb, sizeof(struct rtllib_authentication));
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auth->status = cpu_to_le16(status);
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auth->transaction = cpu_to_le16(2);
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auth->algorithm = cpu_to_le16(WLAN_AUTH_OPEN);
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ether_addr_copy(auth->header.addr3, ieee->dev->dev_addr);
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ether_addr_copy(auth->header.addr2, ieee->dev->dev_addr);
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ether_addr_copy(auth->header.addr1, dest);
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auth->header.frame_ctl = cpu_to_le16(RTLLIB_STYPE_AUTH);
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return skb;
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}
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static struct sk_buff *rtllib_null_func(struct rtllib_device *ieee, short pwr)
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{
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struct sk_buff *skb;
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@ -1035,22 +956,6 @@ static struct sk_buff *rtllib_pspoll_func(struct rtllib_device *ieee)
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return skb;
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}
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static void rtllib_resp_to_assoc_rq(struct rtllib_device *ieee, u8 *dest)
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{
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struct sk_buff *buf = rtllib_assoc_resp(ieee, dest);
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if (buf)
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softmac_mgmt_xmit(buf, ieee);
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}
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static void rtllib_resp_to_auth(struct rtllib_device *ieee, int s, u8 *dest)
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{
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struct sk_buff *buf = rtllib_auth_resp(ieee, s, dest);
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if (buf)
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softmac_mgmt_xmit(buf, ieee);
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}
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static void rtllib_resp_to_probe(struct rtllib_device *ieee, u8 *dest)
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{
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struct sk_buff *buf = rtllib_probe_resp(ieee, dest);
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@ -1708,25 +1613,6 @@ static inline int auth_parse(struct net_device *dev, struct sk_buff *skb,
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return 0;
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}
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static int auth_rq_parse(struct net_device *dev, struct sk_buff *skb, u8 *dest)
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{
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struct rtllib_authentication *a;
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if (skb->len < (sizeof(struct rtllib_authentication) -
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sizeof(struct rtllib_info_element))) {
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netdev_dbg(dev, "invalid len in auth request: %d\n", skb->len);
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return -1;
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}
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a = (struct rtllib_authentication *)skb->data;
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ether_addr_copy(dest, a->header.addr2);
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if (le16_to_cpu(a->algorithm) != WLAN_AUTH_OPEN)
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return WLAN_STATUS_NOT_SUPPORTED_AUTH_ALG;
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return WLAN_STATUS_SUCCESS;
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}
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static short probe_rq_parse(struct rtllib_device *ieee, struct sk_buff *skb,
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u8 *src)
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{
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@ -1773,23 +1659,6 @@ static short probe_rq_parse(struct rtllib_device *ieee, struct sk_buff *skb,
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return !strncmp(ssid, ieee->current_network.ssid, ssidlen);
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}
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static int assoc_rq_parse(struct net_device *dev, struct sk_buff *skb, u8 *dest)
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{
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struct rtllib_assoc_request_frame *a;
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if (skb->len < (sizeof(struct rtllib_assoc_request_frame) -
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sizeof(struct rtllib_info_element))) {
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netdev_dbg(dev, "invalid len in auth request:%d\n", skb->len);
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return -1;
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}
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a = (struct rtllib_assoc_request_frame *)skb->data;
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ether_addr_copy(dest, a->header.addr2);
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return 0;
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}
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static inline u16 assoc_parse(struct rtllib_device *ieee, struct sk_buff *skb,
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int *aid)
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{
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@ -1830,31 +1699,6 @@ void rtllib_rx_probe_rq(struct rtllib_device *ieee, struct sk_buff *skb)
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}
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}
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static inline void rtllib_rx_auth_rq(struct rtllib_device *ieee,
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struct sk_buff *skb)
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{
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u8 dest[ETH_ALEN];
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int status;
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ieee->softmac_stats.rx_auth_rq++;
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status = auth_rq_parse(ieee->dev, skb, dest);
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if (status != -1)
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rtllib_resp_to_auth(ieee, status, dest);
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}
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static inline void rtllib_rx_assoc_rq(struct rtllib_device *ieee,
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struct sk_buff *skb)
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{
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u8 dest[ETH_ALEN];
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ieee->softmac_stats.rx_ass_rq++;
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if (assoc_rq_parse(ieee->dev, skb, dest) != -1)
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rtllib_resp_to_assoc_rq(ieee, dest);
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netdev_info(ieee->dev, "New client associated: %pM\n", dest);
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}
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void rtllib_sta_ps_send_null_frame(struct rtllib_device *ieee, short pwr)
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{
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struct sk_buff *buf = rtllib_null_func(ieee, pwr);
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@ -2419,30 +2263,6 @@ void rtllib_wake_all_queues(struct rtllib_device *ieee)
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netif_tx_wake_all_queues(ieee->dev);
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}
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/* called in user context only */
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static void rtllib_start_master_bss(struct rtllib_device *ieee)
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{
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ieee->assoc_id = 1;
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if (ieee->current_network.ssid_len == 0) {
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strncpy(ieee->current_network.ssid,
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RTLLIB_DEFAULT_TX_ESSID,
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IW_ESSID_MAX_SIZE);
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ieee->current_network.ssid_len =
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strlen(RTLLIB_DEFAULT_TX_ESSID);
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ieee->ssid_set = 1;
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}
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ether_addr_copy(ieee->current_network.bssid, ieee->dev->dev_addr);
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ieee->set_chan(ieee->dev, ieee->current_network.channel);
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ieee->link_state = MAC80211_LINKED;
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ieee->link_change(ieee->dev);
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notify_wx_assoc_event(ieee);
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netif_carrier_on(ieee->dev);
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}
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static void rtllib_start_monitor_mode(struct rtllib_device *ieee)
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{
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/* reset hardware status */
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