linux-kernel - [PATCH] pktcdvd : add kobject_put when kobject register fails

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Date:	Tue, 4 Dec 2007 09:31:44 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	petero2@...ia.com
Cc:	linux-kernel@...r.kernel.org
Subject: [PATCH] pktcdvd : add kobject_put when kobject register fails

Kobject_put should be called when kobject register functioin fails, so the the kobj ref count touch zero and then the proper cleanup routines will be called.

Signed-off-by: Dave Young <hidave.darkstar@...il.com> 

---
drivers/block/pktcdvd.c |    4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)

diff -upr linux/drivers/block/pktcdvd.c linux.new/drivers/block/pktcdvd.c
--- linux/drivers/block/pktcdvd.c	2007-11-30 13:13:44.000000000 +0800
+++ linux.new/drivers/block/pktcdvd.c	2007-11-30 13:24:08.000000000 +0800
@@ -117,8 +117,10 @@ static struct pktcdvd_kobj* pkt_kobj_cre
 	p->kobj.parent = parent;
 	p->kobj.ktype = ktype;
 	p->pd = pd;
-	if (kobject_register(&p->kobj) != 0)
+	if (kobject_register(&p->kobj) != 0) {
+		kobject_put(&p->kobj);
 		return NULL;
+	}
 	return p;
 }
 /*
--
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