[PATCH 6/8] staging: rtl8192e: Remove unused function rtllib_probe_resp()

From: Philipp Hortmann
Date: Fri Nov 24 2023 - 16:31:39 EST


Remove unused function rtllib_probe_resp().

Signed-off-by: Philipp Hortmann <philipp.g.hortmann@xxxxxxxxx>
---
drivers/staging/rtl8192e/rtllib_softmac.c | 146 ----------------------
1 file changed, 146 deletions(-)

diff --git a/drivers/staging/rtl8192e/rtllib_softmac.c b/drivers/staging/rtl8192e/rtllib_softmac.c
index 8c7ad56d4402..d20970652432 100644
--- a/drivers/staging/rtl8192e/rtllib_softmac.c
+++ b/drivers/staging/rtl8192e/rtllib_softmac.c
@@ -632,152 +632,6 @@ rtllib_authentication_req(struct rtllib_network *beacon,
return skb;
}

-static struct sk_buff *rtllib_probe_resp(struct rtllib_device *ieee,
- const u8 *dest)
-{
- u8 *tag;
- int beacon_size;
- struct rtllib_probe_response *beacon_buf;
- struct sk_buff *skb = NULL;
- int encrypt;
- int atim_len, erp_len;
- struct lib80211_crypt_data *crypt;
-
- char *ssid = ieee->current_network.ssid;
- int ssid_len = ieee->current_network.ssid_len;
- int rate_len = ieee->current_network.rates_len + 2;
- int rate_ex_len = ieee->current_network.rates_ex_len;
- int wpa_ie_len = ieee->wpa_ie_len;
- u8 erpinfo_content = 0;
-
- u8 *tmp_ht_cap_buf = NULL;
- u8 tmp_ht_cap_len = 0;
- u8 *tmp_ht_info_buf = NULL;
- u8 tmp_ht_info_len = 0;
- struct rt_hi_throughput *ht_info = ieee->ht_info;
- u8 *tmp_generic_ie_buf = NULL;
- u8 tmp_generic_ie_len = 0;
-
- if (rate_ex_len > 0)
- rate_ex_len += 2;
-
- if (ieee->current_network.capability & WLAN_CAPABILITY_IBSS)
- atim_len = 4;
- else
- atim_len = 0;
-
- if ((ieee->current_network.mode == WIRELESS_MODE_G) ||
- (ieee->current_network.mode == WIRELESS_MODE_N_24G &&
- ieee->ht_info->bCurSuppCCK)) {
- erp_len = 3;
- erpinfo_content = 0;
- if (ieee->current_network.buseprotection)
- erpinfo_content |= ERP_UseProtection;
- } else {
- erp_len = 0;
- }
-
- crypt = ieee->crypt_info.crypt[ieee->crypt_info.tx_keyidx];
- encrypt = crypt && crypt->ops &&
- ((strcmp(crypt->ops->name, "R-WEP") == 0 || wpa_ie_len));
- if (ieee->ht_info->current_ht_support) {
- tmp_ht_cap_buf = (u8 *)&(ieee->ht_info->SelfHTCap);
- tmp_ht_cap_len = sizeof(ieee->ht_info->SelfHTCap);
- tmp_ht_info_buf = (u8 *)&(ieee->ht_info->SelfHTInfo);
- tmp_ht_info_len = sizeof(ieee->ht_info->SelfHTInfo);
- HTConstructCapabilityElement(ieee, tmp_ht_cap_buf,
- &tmp_ht_cap_len, encrypt, false);
- HTConstructInfoElement(ieee, tmp_ht_info_buf, &tmp_ht_info_len,
- encrypt);
-
- if (ht_info->reg_rt2rt_aggregation) {
- tmp_generic_ie_buf = ieee->ht_info->sz_rt2rt_agg_buf;
- tmp_generic_ie_len =
- sizeof(ieee->ht_info->sz_rt2rt_agg_buf);
- HTConstructRT2RTAggElement(ieee, tmp_generic_ie_buf,
- &tmp_generic_ie_len);
- }
- }
-
- beacon_size = sizeof(struct rtllib_probe_response) + 2 +
- ssid_len + 3 + rate_len + rate_ex_len + atim_len + erp_len
- + wpa_ie_len + ieee->tx_headroom;
- skb = dev_alloc_skb(beacon_size);
- if (!skb)
- return NULL;
-
- skb_reserve(skb, ieee->tx_headroom);
-
- beacon_buf = skb_put(skb, (beacon_size - ieee->tx_headroom));
- ether_addr_copy(beacon_buf->header.addr1, dest);
- ether_addr_copy(beacon_buf->header.addr2, ieee->dev->dev_addr);
- ether_addr_copy(beacon_buf->header.addr3, ieee->current_network.bssid);
-
- beacon_buf->header.duration_id = 0;
- beacon_buf->beacon_interval =
- cpu_to_le16(ieee->current_network.beacon_interval);
- beacon_buf->capability =
- cpu_to_le16(ieee->current_network.capability &
- WLAN_CAPABILITY_IBSS);
- beacon_buf->capability |=
- cpu_to_le16(ieee->current_network.capability &
- WLAN_CAPABILITY_SHORT_PREAMBLE);
-
- if (ieee->current_network.capability & WLAN_CAPABILITY_SHORT_SLOT_TIME)
- beacon_buf->capability |=
- cpu_to_le16(WLAN_CAPABILITY_SHORT_SLOT_TIME);
-
- crypt = ieee->crypt_info.crypt[ieee->crypt_info.tx_keyidx];
- if (encrypt)
- beacon_buf->capability |= cpu_to_le16(WLAN_CAPABILITY_PRIVACY);
-
- beacon_buf->header.frame_control = cpu_to_le16(IEEE80211_STYPE_PROBE_RESP);
- beacon_buf->info_element[0].id = MFIE_TYPE_SSID;
- beacon_buf->info_element[0].len = ssid_len;
-
- tag = (u8 *)beacon_buf->info_element[0].data;
-
- memcpy(tag, ssid, ssid_len);
-
- tag += ssid_len;
-
- *(tag++) = MFIE_TYPE_RATES;
- *(tag++) = rate_len - 2;
- memcpy(tag, ieee->current_network.rates, rate_len - 2);
- tag += rate_len - 2;
-
- *(tag++) = MFIE_TYPE_DS_SET;
- *(tag++) = 1;
- *(tag++) = ieee->current_network.channel;
-
- if (atim_len) {
- u16 val16;
- *(tag++) = MFIE_TYPE_IBSS_SET;
- *(tag++) = 2;
- val16 = ieee->current_network.atim_window;
- memcpy((u8 *)tag, (u8 *)&val16, 2);
- tag += 2;
- }
-
- if (erp_len) {
- *(tag++) = MFIE_TYPE_ERP;
- *(tag++) = 1;
- *(tag++) = erpinfo_content;
- }
- if (rate_ex_len) {
- *(tag++) = MFIE_TYPE_RATES_EX;
- *(tag++) = rate_ex_len - 2;
- memcpy(tag, ieee->current_network.rates_ex, rate_ex_len - 2);
- tag += rate_ex_len - 2;
- }
-
- if (wpa_ie_len) {
- memcpy(tag, ieee->wpa_ie, ieee->wpa_ie_len);
- tag += ieee->wpa_ie_len;
- }
- return skb;
-}
-
static struct sk_buff *rtllib_null_func(struct rtllib_device *ieee, short pwr)
{
struct sk_buff *skb;
--
2.42.0