10886 smatch debug macro cleanup in usr/src/uts

@@ -21,10 +21,14 @@
 /*
  * Copyright 2008 Sun Microsystems, Inc.  All rights reserved.
  * Use is subject to license terms.
  */
 
+/*
+ * Copyright 2019 Joyent, Inc.
+ */
+
 #ifndef _FP_H
 #define _FP_H
 
 
 #include <sys/note.h>

@@ -124,11 +128,11 @@
 
 #define FP_DTRACE               fc_trace_debug
 
 #else
 
-#define FP_DTRACE
+#define FP_DTRACE(...)          (void)(0)
 
 #endif
 
 #define FP_TRACE                fc_trace_debug