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fix(wifi): fix esp_wifi_scan_start memory leakage issue

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Closes https://github.com/espressif/esp-idf/issues/10693
This commit is contained in:
muhaidong 2024-02-03 16:29:26 +08:00
parent 247cb8b72f
commit 0bfa176435
6 changed files with 7 additions and 8 deletions
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1
components/wifi_provisioning/src/manager.c
View File

@ -706,6 +706,7 @@ static esp_err_t update_wifi_scan_results(void)
prov_ctx->ap_list[curr_channel] = (wifi_ap_record_t *) calloc(get_count, sizeof(wifi_ap_record_t));
if (!prov_ctx->ap_list[curr_channel]) {
ESP_LOGE(TAG, "Failed to allocate memory for AP list");
esp_wifi_clear_ap_list();
goto exit;
}
if (esp_wifi_scan_get_ap_records(&get_count, prov_ctx->ap_list[curr_channel]) != ESP_OK) {

7
components/wpa_supplicant/esp_supplicant/src/esp_scan.c
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@ -1,5 +1,5 @@
/*
* SPDX-FileCopyrightText: 2020-2023 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2020-2024 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Apache-2.0
*/
@ -63,13 +63,10 @@ static void handle_wnm_scan_done(struct wpa_supplicant *wpa_s)
static void scan_done_cleanup(struct wpa_supplicant *wpa_s)
{
uint16_t number = 1;
wifi_ap_record_t ap_records;
wpa_s->scanning = 0;
wpa_s->scan_reason = 0;
/* clean scan list from net80211 */
esp_wifi_scan_get_ap_records(&number, &ap_records);
esp_wifi_clear_ap_list();
}
void esp_supplicant_handle_scan_done_evt(void)

1
examples/bluetooth/blufi/main/blufi_example_main.c
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@ -210,6 +210,7 @@ static void wifi_event_handler(void* arg, esp_event_base_t event_base,
wifi_ap_record_t *ap_list = (wifi_ap_record_t *)malloc(sizeof(wifi_ap_record_t) * apCount);
if (!ap_list) {
BLUFI_ERROR("malloc error, ap_list is NULL");
esp_wifi_clear_ap_list();
break;
}
ESP_ERROR_CHECK(esp_wifi_scan_get_ap_records(&apCount, ap_list));

1
examples/wifi/ftm/main/ftm_main.c
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@ -300,6 +300,7 @@ static bool wifi_perform_scan(const char *ssid, bool internal)
g_ap_list_buffer = malloc(g_scan_ap_num * sizeof(wifi_ap_record_t));
if (g_ap_list_buffer == NULL) {
ESP_LOGE(TAG_STA, "Failed to malloc buffer to print scan results");
esp_wifi_clear_ap_list();
return false;
}

1
examples/wifi/iperf/main/cmd_wifi.c
View File

@ -75,6 +75,7 @@ static void scan_done_handler(void *arg, esp_event_base_t event_base,
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");
esp_wifi_clear_ap_list();
return;
}

4
examples/wifi/roaming/main/roaming_example.c
View File

@ -304,9 +304,7 @@ void neighbor_report_recv_cb(void *ctx, const uint8_t *report, size_t report_len
goto cleanup;
}
/* cleanup from net802.11 */
uint16_t number = 1;
wifi_ap_record_t ap_records;
esp_wifi_scan_get_ap_records(&number, &ap_records);
esp_wifi_clear_ap_list();
cand_list = 1;
}
/* send AP btm query, this will cause STA to roam as well */