From 44f22150f24b3352d4d3f43a88b091fdc68ef343 Mon Sep 17 00:00:00 2001 From: dongyou Date: Thu, 4 Feb 2021 17:59:13 +0800 Subject: [PATCH] add exception handling for iperf example's scan when no ap was found --- examples/wifi/iperf/main/cmd_wifi.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/examples/wifi/iperf/main/cmd_wifi.c b/examples/wifi/iperf/main/cmd_wifi.c index 95191542df..1793504b7d 100644 --- a/examples/wifi/iperf/main/cmd_wifi.c +++ b/examples/wifi/iperf/main/cmd_wifi.c @@ -60,6 +60,11 @@ static void scan_done_handler(void) wifi_ap_record_t *ap_list_buffer; esp_wifi_scan_get_ap_num(&sta_number); + if (!sta_number) { + ESP_LOGE(TAG, "No AP found"); + return; + } + ap_list_buffer = malloc(sta_number * sizeof(wifi_ap_record_t)); if (ap_list_buffer == NULL) { ESP_LOGE(TAG, "Failed to malloc buffer to print scan results");