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memcg: fix broken boolen expression
authorKirill A. Shutemov <kirill@shutemov.name>
Thu, 12 Apr 2012 19:49:11 +0000 (12:49 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Thu, 12 Apr 2012 20:12:11 +0000 (13:12 -0700)
action != CPU_DEAD || action != CPU_DEAD_FROZEN is always true.

Signed-off-by: Kirill A. Shutemov <kirill@shutemov.name>
Acked-by: KAMEZAWA Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>
Acked-by: Michal Hocko <mhocko@suse.cz>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
mm/memcontrol.c patch | blob | blame | history

diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index 7d698df4a067ce591fd661f45e098610e1a027db..ea1e879b2db638151ce6ba2c15a91287fea610db 100644 (file)
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -2165,7 +2165,7 @@ static int __cpuinit memcg_cpu_hotplug_callback(struct notifier_block *nb,
        if (action == CPU_ONLINE)
                return NOTIFY_OK;
 
-       if ((action != CPU_DEAD) || action != CPU_DEAD_FROZEN)
+       if (action != CPU_DEAD && action != CPU_DEAD_FROZEN)
                return NOTIFY_OK;
 
        for_each_mem_cgroup(iter)