diff options
| -rw-r--r-- | low-can-binding/binding/low-can-cb.cpp | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/low-can-binding/binding/low-can-cb.cpp b/low-can-binding/binding/low-can-cb.cpp index e2ddf07e..ec8b2b46 100644 --- a/low-can-binding/binding/low-can-cb.cpp +++ b/low-can-binding/binding/low-can-cb.cpp @@ -308,9 +308,12 @@ static int one_subscribe_unsubscribe(struct afb_req request, bool subscribe, con openxc_DynamicField search_key = build_DynamicField(tag); sf = utils::signals_manager_t::instance().find_signals(search_key); if (sf.can_signals.empty() && sf.diagnostic_messages.empty()) + { AFB_NOTICE("No signal(s) found for %s.", tag.c_str()); + ret = -1; + } else - ret = subscribe_unsubscribe_signals(request, subscribe, sf, event_filter); + {ret = subscribe_unsubscribe_signals(request, subscribe, sf, event_filter);} return ret; } |