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authorAnton Vorontsov <anton.vorontsov@linaro.org>2012-03-21 16:34:26 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2012-03-21 17:55:02 -0700
commit45f3e385b7a639c633d7a4b1e863c2d52b918258 (patch)
tree8f0c068aff36cc4f915899ed68d2e8686d75b069 /mm
parent13fd1dd9db345f6b2babd1e80a1c929092eb4896 (diff)
downloadlinux-45f3e385b7a639c633d7a4b1e863c2d52b918258.tar.gz
mm/memcontrol.c: remove redundant BUG_ON() in mem_cgroup_usage_unregister_event()
In the following code:

	if (type == _MEM)
		thresholds = &memcg->thresholds;
	else if (type == _MEMSWAP)
		thresholds = &memcg->memsw_thresholds;
	else
		BUG();

	BUG_ON(!thresholds);

The BUG_ON() seems redundant.

Signed-off-by: Anton Vorontsov <anton.vorontsov@linaro.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'mm')
-rw-r--r--mm/memcontrol.c6
1 files changed, 0 insertions, 6 deletions
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index c200875072f7..4dc9709eff31 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -4467,12 +4467,6 @@ static void mem_cgroup_usage_unregister_event(struct cgroup *cgrp,
 	else
 		BUG();
 
-	/*
-	 * Something went wrong if we trying to unregister a threshold
-	 * if we don't have thresholds
-	 */
-	BUG_ON(!thresholds);
-
 	if (!thresholds->primary)
 		goto unlock;