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system api: Check if Base MAC is a unicast MAC before setting

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Closes https://github.com/espressif/esp-idf/issues/4263
Closes IDFGH-2096
This commit is contained in:
Angus Gratton
2019-10-30 13:52:41 +11:00
committed by Angus Gratton
parent a45e998534
commit 912bd03a5c
3 changed files with 16 additions and 2 deletions
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6
components/esp32/system_api.c
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@@ -51,7 +51,11 @@ esp_err_t esp_base_mac_addr_set(uint8_t *mac)
{
if (mac == NULL) {
ESP_LOGE(TAG, "Base MAC address is NULL");
abort();
return ESP_ERR_INVALID_ARG;
}
if (mac[0] & 0x01) {
ESP_LOGE(TAG, "Base MAC must be a unicast MAC");
return ESP_ERR_INVALID_ARG;
}
memcpy(base_mac_addr, mac, 6);