diff --git a/src/kconfig_compiler/kconfig_compiler.cpp b/src/kconfig_compiler/kconfig_compiler.cpp
--- a/src/kconfig_compiler/kconfig_compiler.cpp
+++ b/src/kconfig_compiler/kconfig_compiler.cpp
@@ -849,7 +849,6 @@
             }
             choices = CfgEntry::Choices(chlist, name, prefix);
         } else if (tag == QLatin1String("emit")) {
-            QDomNode signalNode;
             Signal signal;
             signal.name = e.attribute(QStringLiteral("signal"));
             signalList.append(signal);