Suggested-by: William Tu <u9012...@gmail.com>
Signed-off-by: Ben Pfaff <b...@ovn.org>
---
lib/ovs-rcu.h | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/lib/ovs-rcu.h b/lib/ovs-rcu.h
index 5cd4152..7fe7d47 100644
--- a/lib/ovs-rcu.h
+++ b/lib/ovs-rcu.h
@@ -1,5 +1,5 @@
/*
- * Copyright (c) 2014, 2015 Nicira, Inc.
+ * Copyright (c) 2014, 2015, 2016 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
@@ -207,7 +207,9 @@ static inline void ovsrcu_set__(struct ovsrcu_pointer
*pointer,
* grace period. See "Usage" above for an example. */
void ovsrcu_postpone__(void (*function)(void *aux), void *aux);
#define ovsrcu_postpone(FUNCTION, ARG) \
- ((void) sizeof((FUNCTION)(ARG), 1), \
+ (/* Verify that ARG is appropriate for FUNCTION. */ \
+ (void) sizeof((FUNCTION)(ARG), 1), \
+ /* Verify that ARG is a pointer type. */ \
(void) sizeof(*(ARG)), \
ovsrcu_postpone__((void (*)(void *))(FUNCTION), ARG))
--
2.1.3
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