Fix crash for broker-less consumer instances
Fix crash for broker-less consumer instances

orthrus/librdkafka,janmejay/librdkafka,senior7515/librdkafka,janmejay/librdkafka,senior7515/librdkafka,klonikar/librdkafka,senior7515/librdkafka,janmejay/librdkafka,klonikar/librdkafka,klonikar/librdkafka,janmejay/librdkafka,senior7515/librdkafka,orthrus/librdkafka,orthrus/librdkafka,orthrus/librdkafka,klonikar/librdkafka