bt: Fixed esp_spp_write() crash when len is 0

Closes https://github.com/espressif/esp-idf/issues/9977
This commit is contained in:
xiongweichao 2022-10-18 14:21:39 +08:00 committed by BOT
parent 8cb934ab2e
commit 4e895104ef

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@ -188,6 +188,11 @@ esp_err_t esp_spp_write(uint32_t handle, int len, uint8_t *p_data)
btc_spp_args_t arg;
ESP_BLUEDROID_STATUS_CHECK(ESP_BLUEDROID_STATUS_ENABLED);
if (len <= 0 || p_data == NULL) {
LOG_ERROR("Invalid data or len!\n");
return ESP_ERR_INVALID_ARG;
}
msg.sig = BTC_SIG_API_CALL;
msg.pid = BTC_PID_SPP;
msg.act = BTC_SPP_ACT_WRITE;