Fix bug #1270576: iprohc_client: corrupted double-linked list https://bugs.launchpad.net/rohc/+bug/1270576
When client exits because of a network timeout: * avoid joining an already-joined thread, * avoid freeing an already-freed thread stack.
Fix bug #1270576: iprohc_client: corrupted double-linked list /bugs.launchpad .net/rohc/ +bug/1270576
https:/
When client exits because of a network timeout:
* avoid joining an already-joined thread,
* avoid freeing an already-freed thread stack.