fix install script from returning false error

diff --git a/hidusb-relay-cmd-setup b/hidusb-relay-cmd-setup
index 54fe257f02abb822ac5adf0192fbb4894f1bc4fe..e63b0619136526805b1b64066c91f8db116e8c6f 100755 (executable)
--- a/hidusb-relay-cmd-setup
+++ b/hidusb-relay-cmd-setup
@@ -30,4 +30,6 @@ Board ID=[HURTM] State: R1=OFF R2=OFF
 'HURTM' varies by board and goes into the libremanage config as the value for "relay"
 EOF
 
-hidusb-relay-cmd state
+if ! hidusb-relay-cmd state; then
+  echo "$0: WARNING: running hidusb-relay-cmd state failed. this is expected if a relay is not plugged in" >&2
+fi