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Subject[PATCH 3/4] driver core: node: use put_device() if device_register fail
Date
if device_register() returned an error! Always use put_device()
to give up the reference initialized.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
---
drivers/base/node.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/base/node.c b/drivers/base/node.c
index ee090ab..c5f81fc 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -315,7 +315,9 @@ static int register_node(struct node *node, int num)
node->dev.groups = node_dev_groups;
error = device_register(&node->dev);

- if (!error){
+ if (error)
+ put_device(&node->dev);
+ else {
hugetlb_register_node(node);

compaction_register_node(node);
--
2.7.4
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