diff --git a/lib/smp_processor_id.c b/lib/smp_processor_id.c
index d12d2d60ff6e42..1afec32de6f21c 100644
--- a/lib/smp_processor_id.c
+++ b/lib/smp_processor_id.c
@@ -53,7 +53,7 @@ notrace static unsigned int check_preemption_disabled(const char *what1,
 
 notrace unsigned int debug_smp_processor_id(void)
 {
-	return check_preemption_disabled("smp_processor_id","");
+	return check_preemption_disabled("smp_processor_id", "");
 }
 EXPORT_SYMBOL(debug_smp_processor_id);