[mqtt] Fix esp_mqtt_client_enqueue for len=0

Detailed description of the changes:
* [Backport] mqtt_client: fix esp_mqtt_client_enqueue for len=0
  - See merge request espressif/esp-mqtt!144
  - mqtt_client: fix esp_mqtt_client_enqueue for len=0
    (espressif/esp-mqtt@e918742)

Closes https://github.com/espressif/esp-idf/issues/9719
This commit is contained in:
Euripedes Rocha
2022-09-19 14:29:34 +02:00
parent 1d9f539f22
commit 2f23432c00