[master] 23a0536 Make NEEDLESS_RETURN a blank macro so it can also be used without a return value.

[Poul-Henning Kamp]

commit 23a053635cd3970e6147d626050066702becbcee
Author: Poul-Henning Kamp <phk at FreeBSD.org>
Date:   Tue Feb 2 07:44:06 2016 +0000

    Make NEEDLESS_RETURN a blank macro so it can also be used without
    a return value.

diff --git a/bin/varnishd/flint.lnt b/bin/varnishd/flint.lnt
index 200e37b..cba5eb1 100644
--- a/bin/varnishd/flint.lnt
+++ b/bin/varnishd/flint.lnt
@@ -104,8 +104,6 @@
 
 +libh mgt_event.h
 
--emacro(527, NEEDLESS_RETURN)	// unreachable code
-
 -sem(BAN_Free, custodial(1))
 -sem(EXP_Inject, custodial(1))
 -sem(HSH_Insert, custodial(3))
diff --git a/flint.lnt b/flint.lnt
index c6824f5..1dcb478 100644
--- a/flint.lnt
+++ b/flint.lnt
@@ -93,6 +93,11 @@
 -emacro(740, VTAILQ_PREV) // Unusual pointer cast (incompatible indirect types)
 
 ///////////////////////////////////////////////////////////////////////
+// <vdef.h>
+-emacro(527, NEEDLESS_RETURN)	// unreachable code
+
+///////////////////////////////////////////////////////////////////////
+
 
 -esym(785,VSL_tags)				// Sparse array
 
diff --git a/include/vdef.h b/include/vdef.h
index a015b05..0790e43 100644
--- a/include/vdef.h
+++ b/include/vdef.h
@@ -78,6 +78,6 @@
  */
 #define __match_proto__(xxx)		/*lint -e{818} */
 
-#define NEEDLESS_RETURN(foo)	return (foo)
+#define NEEDLESS_RETURN		return
 
 #endif /* VDEF_H_INCLUDED */