Fix transport init error (#229) (#230)

* Fix transport init error

Signed-off-by: Pablo Garrido <pablogs9@gmail.com>

* Update

Signed-off-by: Pablo Garrido <pablogs9@gmail.com>
(cherry picked from commit 51942f6)

Co-authored-by: Pablo Garrido <pablogs9@gmail.com>

Author: mergify[bot]

rmw_microxrcedds_c/src/rmw_init.c

@@ -274,6 +274,10 @@ rmw_init(
   rmw_ret_t transport_init_ret = rmw_uxrce_transport_init(
     context->impl, options->impl, NULL);
   if (RMW_RET_OK != transport_init_ret) {
+    CLOSE_TRANSPORT(&context_impl->transport);
+    put_memory(&session_memory, &context_impl->mem);
+    context->impl = NULL;
+    RMW_UROS_TRACE_MESSAGE("failed to open transport in rmw_init.")
     return transport_init_ret;
   }