From 7da388e52a232ab0fc0ed7288dbc54f924e0bcf4 Mon Sep 17 00:00:00 2001 From: dongyou Date: Fri, 25 Dec 2020 11:45:12 +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 94aaaf2c52..f5648347aa 100644 --- a/examples/wifi/iperf/main/cmd_wifi.c +++ b/examples/wifi/iperf/main/cmd_wifi.c @@ -63,6 +63,11 @@ static void scan_done_handler(void* arg, esp_event_base_t event_base, 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");