varlink: fix key name in reply of org.varlink.service.GetInterfaceDescription

Fixes https://github.com/systemd/systemd/pull/30203#issuecomment-1826746111.

diff --git a/src/shared/varlink-org.varlink.service.c b/src/shared/varlink-org.varlink.service.c
index 36dc68fd262a7e18a1c77cdad8e1bcf6c06928a1..e5122c08be12e1fd97d366ee6db928eb12da4bd8 100644 (file)
--- a/src/shared/varlink-org.varlink.service.c
+++ b/src/shared/varlink-org.varlink.service.c
@@ -12,7 +12,8 @@ static VARLINK_DEFINE_METHOD(
 
 static VARLINK_DEFINE_METHOD(
                 GetInterfaceDescription,
-                VARLINK_DEFINE_OUTPUT(interface, VARLINK_STRING, 0));
+                VARLINK_DEFINE_INPUT(interface, VARLINK_STRING, 0),
+                VARLINK_DEFINE_OUTPUT(description, VARLINK_STRING, 0));
 
 static VARLINK_DEFINE_ERROR(
                 InterfaceNotFound,