From 54ddd2266a429e801382a32733177ec33384c8a0 Mon Sep 17 00:00:00 2001 From: Jes Sorensen Date: Mon, 9 Jun 2014 15:15:59 +0200 Subject: [PATCH] staging: rtl8723au: rtw_get_bcn_info23a(): Use cfg80211_* to obtain crypto info Signed-off-by: Jes Sorensen Signed-off-by: Greg Kroah-Hartman --- drivers/staging/rtl8723au/core/rtw_ieee80211.c | 29 +++++++++++++------------- 1 file changed, 14 insertions(+), 15 deletions(-) diff --git a/drivers/staging/rtl8723au/core/rtw_ieee80211.c b/drivers/staging/rtl8723au/core/rtw_ieee80211.c index 2740639..484272e 100644 --- a/drivers/staging/rtl8723au/core/rtw_ieee80211.c +++ b/drivers/staging/rtl8723au/core/rtw_ieee80211.c @@ -857,8 +857,9 @@ void rtw_get_bcn_info23a(struct wlan_network *pnetwork) { unsigned short cap; u8 bencrypt = 0; - /* u8 wpa_ie[255], rsn_ie[255]; */ - u16 wpa_len = 0, rsn_len = 0; + int pie_len, ie_offset; + u8 *pie; + const u8 *p; cap = get_unaligned_le16( rtw_get_capability23a_from_ie(pnetwork->network.IEs)); @@ -868,24 +869,22 @@ void rtw_get_bcn_info23a(struct wlan_network *pnetwork) } else pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_OPENSYS; - rtw_get_sec_ie23a(pnetwork->network.IEs, pnetwork->network.IELength, - NULL, &rsn_len, NULL, &wpa_len); RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, ("rtw_get_bcn_info23a: ssid =%s\n", pnetwork->network.Ssid.ssid)); - RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, - ("rtw_get_bcn_info23a: wpa_len =%d rsn_len =%d\n", - wpa_len, rsn_len)); - RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, - ("rtw_get_bcn_info23a: ssid =%s\n", pnetwork->network.Ssid.ssid)); - RT_TRACE(_module_rtl871x_mlme_c_, _drv_info_, - ("rtw_get_bcn_info23a: wpa_len =%d rsn_len =%d\n", - wpa_len, rsn_len)); - if (rsn_len > 0) + ie_offset = offsetof(struct ieee80211_mgmt, u.beacon.variable) - + offsetof(struct ieee80211_mgmt, u); + pie = pnetwork->network.IEs + ie_offset; + pie_len = pnetwork->network.IELength - ie_offset; + + p = cfg80211_find_ie(WLAN_EID_RSN, pie, pie_len); + if (p && p[1]) { pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WPA2; - else if (wpa_len > 0) + } else if (cfg80211_find_vendor_ie(WLAN_OUI_MICROSOFT, + WLAN_OUI_TYPE_MICROSOFT_WPA, + pie, pie_len)) { pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WPA; - else { + } else { if (bencrypt) pnetwork->BcnInfo.encryp_protocol = ENCRYP_PROTOCOL_WEP; } -- 2.7.4