core: let's use set_contains() where appropriate

diff --git a/src/core/unit.c b/src/core/unit.c
index 03ee6424fa3eccc8f74300ccd65b43fc9c42ebd1..de22f657c6dcfc030078e5bb6272c33915c853ea 100644 (file)
--- a/src/core/unit.c
+++ b/src/core/unit.c
@@ -114,7 +114,7 @@ bool unit_has_name(Unit *u, const char *name) {
         assert(u);
         assert(name);
 
-        return !!set_get(u->names, (char*) name);
+        return set_contains(u->names, (char*) name);
 }
 
 static void unit_init(Unit *u) {