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authorVincent Stehlé <vincent.stehle@laposte.net>2013-04-30 15:26:45 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2013-04-30 17:04:00 -0700
commitace6128d603d3f15238baba104d0b37ccf0b6c07 (patch)
tree883f0e51d1576d915fde820eae7a21be95a232fb
parent677a0b5ac16337277139798ec43fc32ebaae1347 (diff)
memory hotplug: fix warnings
Fix the following compilation warnings: mm/slab.c: In function `kmem_cache_init_late': mm/slab.c:1778:2: warning: statement with no effect [-Wunused-value] mm/page_cgroup.c: In function `page_cgroup_init': mm/page_cgroup.c:305:2: warning: statement with no effect [-Wunused-value] Signed-off-by: Vincent Stehlé <vincent.stehle@laposte.net> Cc: David Rientjes <rientjes@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
-rw-r--r--include/linux/memory.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/memory.h b/include/linux/memory.h
index 73817af8b480..85c31a8e2904 100644
--- a/include/linux/memory.h
+++ b/include/linux/memory.h
@@ -137,7 +137,7 @@ enum mem_add_context { BOOT, HOTPLUG };
#define register_hotmemory_notifier(nb) register_memory_notifier(nb)
#define unregister_hotmemory_notifier(nb) unregister_memory_notifier(nb)
#else
-#define hotplug_memory_notifier(fn, pri) (0)
+#define hotplug_memory_notifier(fn, pri) ({ 0; })
/* These aren't inline functions due to a GCC bug. */
#define register_hotmemory_notifier(nb) ({ (void)(nb); 0; })
#define unregister_hotmemory_notifier(nb) ({ (void)(nb); })