Releasing nvstreammux request pad may get deadblock

Please provide complete information as applicable to your setup.

• Hardware Platform (Jetson / GPU)
• DeepStream Version
5 .0
• JetPack Version (valid for Jetson only)
• TensorRT Version
• NVIDIA GPU Driver Version (valid for GPU only)
• Issue Type( questions, new requirements, bugs)
new requirements
• How to reproduce the issue ? (This is for bugs. Including which sample app is using, the configuration files content, the command line used and other details for reproducing)
see: the related issue:

• Requirement details( This is for new requirement. Including the module name-for which plugin or for which sample application, the function description)
pls read my ref issue here :Releasing nvstreammux request pad blocked when input an invalid rtsp url

can you change the logic to avoid the deadlock?
@bcao @kayccc

Hey, we will check it internally and give you reply ASAP