From c28d6f2ddb10fd2b359083e89ae583c6c062e35f Mon Sep 17 00:00:00 2001
From: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Date: Tue, 30 Apr 2013 15:28:37 -0700
Subject: drivers/w1/slaves/w1_ds2781.c: fix the error handling in
 w1_ds2781_add_slave()

Use platform_device_put() instead of platform_device_unregister() if
platform_device_add() fail, and platform_device_del() should be used in
the error handling case after platform_device_add() success.

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Cc: Evgeniy Polyakov <zbr@ioremap.net>
Cc: Greg KH <greg@kroah.com>
Cc: Neil Brown <neilb@suse.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
---
 drivers/w1/slaves/w1_ds2781.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

(limited to 'drivers/w1')

diff --git a/drivers/w1/slaves/w1_ds2781.c b/drivers/w1/slaves/w1_ds2781.c
index 877daf74159c..5140d7be67ab 100644
--- a/drivers/w1/slaves/w1_ds2781.c
+++ b/drivers/w1/slaves/w1_ds2781.c
@@ -139,8 +139,9 @@ static int w1_ds2781_add_slave(struct w1_slave *sl)
 	return 0;
 
 bin_attr_failed:
+	platform_device_del(pdev);
 pdev_add_failed:
-	platform_device_unregister(pdev);
+	platform_device_put(pdev);
 pdev_alloc_failed:
 	ida_simple_remove(&bat_ida, id);
 noid:
-- 
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