Change in libosmo-sccp[master]: SIGTRAN: add function to check connection existence

Attention is currently required from: fixeria, msuraev. neels has posted comments on this change. ( https://gerrit.osmocom.org/c/libosmo-sccp/+/29087 )

Change subject: SIGTRAN: add function to check connection existence ......................................................................

Patch Set 8: Code-Review-1

(2 comments)

Patchset:

PS8: the added function and the changed VTY behavior have to be two separate patches

File examples/sccp_test_vty.c:

https://gerrit.osmocom.org/c/libosmo-sccp/+/29087/comment/59fb8c4d_6b3379bb PS8, Line 44: int conn_id = atoi(argv[0]), ret; please declare 'int ret;' on a separate line.

we usually call it rc. (ret only when it gets returned, rc for functions we are calling)