linux-kernel - [PATCH 2/4] eisa: call put_device if device

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Date:	Fri, 13 Dec 2013 20:22:35 +0100
From:	Levente Kurusa <levex@...ux.com>
To:	LKML <linux-kernel@...r.kernel.org>
Cc:	Levente Kurusa <levex@...ux.com>,
	Bjorn Helgaas <bhelgaas@...gle.com>
Subject: [PATCH 2/4] eisa: call put_device if device_register fails

We need to give up the last reference to edev->dev, so
we need to call put_device().

Cc: Bjorn Helgaas <bhelgaas@...gle.com>
Signed-off-by: Levente Kurusa <levex@...ux.com>
---
 drivers/eisa/eisa-bus.c | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/drivers/eisa/eisa-bus.c b/drivers/eisa/eisa-bus.c
index 272a3ec..8842cde 100644
--- a/drivers/eisa/eisa-bus.c
+++ b/drivers/eisa/eisa-bus.c
@@ -232,8 +232,10 @@ static int __init eisa_init_device(struct eisa_root_device *root,
 static int __init eisa_register_device(struct eisa_device *edev)
 {
 	int rc = device_register(&edev->dev);
-	if (rc)
+	if (rc) {
+		put_device(&edev->dev);
 		return rc;
+	}
 
 	rc = device_create_file(&edev->dev, &dev_attr_signature);
 	if (rc)
-- 
1.8.3.1

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