linux-kernel - [PATCH 2/3] kobject : make kset_create check kobject_set

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Message-ID: <a8e1da0905102317n1be27da2lc9fd4dc1265b12ce@mail.gmail.com>
Date:	Mon, 11 May 2009 14:17:45 +0800
From:	Dave Young <hidave.darkstar@...il.com>
To:	Greg KH <gregkh@...e.de>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: [PATCH 2/3] kobject : make kset_create check kobject_set_name return 
	value

kset_create should check the kobject_set_name return value.

Add the return value checking code.

Signed-off-by: Dave Young <hidave.darkstar@...il.com>
---
lib/kobject.c |    7 ++++++-
1 file changed, 6 insertions(+), 1 deletion(-)

diff -uprN linux.old/lib/kobject.c linux.new/lib/kobject.c
--- linux.old/lib/kobject.c	2009-05-11 13:59:01.000000000 +0800
+++ linux.new/lib/kobject.c	2009-05-11 14:00:39.000000000 +0800
@@ -793,11 +793,16 @@ static struct kset *kset_create(const ch
 				struct kobject *parent_kobj)
 {
 	struct kset *kset;
+	int retval;

 	kset = kzalloc(sizeof(*kset), GFP_KERNEL);
 	if (!kset)
 		return NULL;
-	kobject_set_name(&kset->kobj, name);
+	retval = kobject_set_name(&kset->kobj, name);
+	if (retval) {
+		kfree(kset);
+		return NULL;
+	}
 	kset->uevent_ops = uevent_ops;
 	kset->kobj.parent = parent_kobj;
--
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