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Date:	Tue, 10 Nov 2009 15:36:49 -0700
From:	Alex Chiang <achiang@...com>
To:	akpm@...ux-foundation.org
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: [PATCH v3 2/5] mm: refactor register_cpu_under_node()

By returning early if the node is not online, we can unindent the
interesting code by one level.

No functional change.

Signed-off-by: Alex Chiang <achiang@...com>
---

 drivers/base/node.c |   20 +++++++++++---------
 1 files changed, 11 insertions(+), 9 deletions(-)

diff --git a/drivers/base/node.c b/drivers/base/node.c
index 3108b21..ef7dd22 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -227,16 +227,18 @@ struct node node_devices[MAX_NUMNODES];
  */
 int register_cpu_under_node(unsigned int cpu, unsigned int nid)
 {
-	if (node_online(nid)) {
-		struct sys_device *obj = get_cpu_sysdev(cpu);
-		if (!obj)
-			return 0;
-		return sysfs_create_link(&node_devices[nid].sysdev.kobj,
-					 &obj->kobj,
-					 kobject_name(&obj->kobj));
-	 }
+	struct sys_device *obj;
 
-	return 0;
+	if (!node_online(nid))
+		return 0;
+
+	obj = get_cpu_sysdev(cpu);
+	if (!obj)
+		return 0;
+
+	return sysfs_create_link(&node_devices[nid].sysdev.kobj,
+				&obj->kobj,
+				kobject_name(&obj->kobj));
 }
 
 int unregister_cpu_under_node(unsigned int cpu, unsigned int nid)

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