[MQTTsink] revive the removed callback
authorHyoung Joo Ahn <hello.ahn@samsung.com>
Mon, 17 May 2021 08:33:57 +0000 (17:33 +0900)
committerjaeyun-jung <39614140+jaeyun-jung@users.noreply.github.com>
Mon, 17 May 2021 11:50:22 +0000 (20:50 +0900)
commit1ab9236de05c51027ee1ff03a0b5ea5513836c75
tree762d1366ea781a2c5553acafdc76eabcb3d00b52
parent8025c480a3d83c20cf3d70d697ac7b88ec876ce9
[MQTTsink] revive the removed callback

according to the `paho-c-mqtt`, if the `message_arrived` callback is null, the others are not registered. For this reason, the removed callback should be existed even they are not called.

Signed-off-by: Hyoung Joo Ahn <hello.ahn@samsung.com>
gst/mqtt/mqttsink.c