From 0a0ad4309f20f2ba70196202d6534d40d2b90942 Mon Sep 17 00:00:00 2001 From: Oleg Savchenko Date: Fri, 15 Jul 2022 23:55:59 +0300 Subject: [PATCH] fix write to null pointer if malloc failed --- examples/wifi/espnow/main/espnow_example_main.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/examples/wifi/espnow/main/espnow_example_main.c b/examples/wifi/espnow/main/espnow_example_main.c index a99f9f673d..708a186043 100644 --- a/examples/wifi/espnow/main/espnow_example_main.c +++ b/examples/wifi/espnow/main/espnow_example_main.c @@ -318,13 +318,13 @@ static esp_err_t example_espnow_init(void) /* Initialize sending parameters. */ send_param = malloc(sizeof(example_espnow_send_param_t)); - memset(send_param, 0, sizeof(example_espnow_send_param_t)); if (send_param == NULL) { ESP_LOGE(TAG, "Malloc send parameter fail"); vSemaphoreDelete(s_example_espnow_queue); esp_now_deinit(); return ESP_FAIL; } + memset(send_param, 0, sizeof(example_espnow_send_param_t)); send_param->unicast = false; send_param->broadcast = true; send_param->state = 0;