diff mbox series

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

Message ID be709ffea087df6f960075a51c0eab89f86ef8b2.1700860759.git.philipp.g.hortmann@gmail.com
State New
Headers
Series staging: rtl8192e: Remove sending beacons |

Commit Message

Philipp Hortmann Nov. 24, 2023, 9:31 p.m. UTC 
  Remove unused function rtllib_probe_resp().

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

Patch

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;