diff --git a/wpa_supplicant/scan.c b/wpa_supplicant/scan.c index c925cad11..2ce3929ed 100644 --- a/wpa_supplicant/scan.c +++ b/wpa_supplicant/scan.c @@ -1006,6 +1006,27 @@ ssid_list_set: } } + if (!is_zero_ether_addr(wpa_s->next_scan_bssid)) { + struct wpa_bss *bss; + + params.bssid = wpa_s->next_scan_bssid; + bss = wpa_bss_get_bssid_latest(wpa_s, params.bssid); + if (bss && bss->ssid_len && params.num_ssids == 1 && + params.ssids[0].ssid_len == 0) { + params.ssids[0].ssid = bss->ssid; + params.ssids[0].ssid_len = bss->ssid_len; + wpa_dbg(wpa_s, MSG_DEBUG, + "Scan a previously specified BSSID " MACSTR + " and SSID %s", + MAC2STR(params.bssid), + wpa_ssid_txt(bss->ssid, bss->ssid_len)); + } else { + wpa_dbg(wpa_s, MSG_DEBUG, + "Scan a previously specified BSSID " MACSTR, + MAC2STR(params.bssid)); + } + } + scan_params = ¶ms; scan: @@ -1066,6 +1087,8 @@ scan: #ifdef CONFIG_INTERWORKING wpa_s->interworking_fast_assoc_tried = 0; #endif /* CONFIG_INTERWORKING */ + if (params.bssid) + os_memset(wpa_s->next_scan_bssid, 0, ETH_ALEN); } } diff --git a/wpa_supplicant/wnm_sta.c b/wpa_supplicant/wnm_sta.c index 0dc41dca2..4da912426 100644 --- a/wpa_supplicant/wnm_sta.c +++ b/wpa_supplicant/wnm_sta.c @@ -1148,6 +1148,14 @@ static void ieee802_11_rx_bss_trans_mgmt_req(struct wpa_supplicant *wpa_s, } wnm_set_scan_freqs(wpa_s); + if (wpa_s->wnm_num_neighbor_report == 1) { + os_memcpy(wpa_s->next_scan_bssid, + wpa_s->wnm_neighbor_report_elements[0].bssid, + ETH_ALEN); + wpa_printf(MSG_DEBUG, + "WNM: Scan only for a specific BSSID since there is only a single candidate " + MACSTR, MAC2STR(wpa_s->next_scan_bssid)); + } wpa_supplicant_req_scan(wpa_s, 0, 0); } else if (reply) { enum bss_trans_mgmt_status_code status; diff --git a/wpa_supplicant/wpa_supplicant_i.h b/wpa_supplicant/wpa_supplicant_i.h index 0e3e42a5e..14a724589 100644 --- a/wpa_supplicant/wpa_supplicant_i.h +++ b/wpa_supplicant/wpa_supplicant_i.h @@ -640,6 +640,7 @@ struct wpa_supplicant { #define MAX_SCAN_ID 16 int scan_id[MAX_SCAN_ID]; unsigned int scan_id_count; + u8 next_scan_bssid[ETH_ALEN]; struct wpa_ssid_value *ssids_from_scan_req; unsigned int num_ssids_from_scan_req;