Fix thoretical possible memory leaks related to topic in error case

eclipse / paho.mqtt.c

An Eclipse Paho C client library for MQTT for Windows, Linux and MacOS. API documentation: https://eclipse.github.io/paho.mqtt.c/

https://eclipse.org/paho

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Open JuergenKosel opened 3 weeks ago

JuergenKosel commented 3 weeks ago

This pull request:

MQTTPacket_publish(): Release in error case the topic when also the pack structore is deleted, which hold the only pointer to topic
MQTTAsync_receiveThread(): Add an error-log entry in case of unexpectedly not handled packages