From: Jeff Liu <jeff.liu@oracle.com>
To: gregkh@linuxfoundation.org
Cc: Christoph Lameter <cl@gentwo.org>,
LKML <linux-kernel@vger.kernel.org>,
Andrew Morton <akpm@linux-foundation.org>
Subject: [PATCH 02/24] sample/kobject: update kset-example code
Date: Tue, 17 Jun 2014 22:26:47 +0800 [thread overview]
Message-ID: <53A05027.5020407@oracle.com> (raw)
From: Jie Liu <jeff.liu@oracle.com>
Subject: sample/kobject: update kset-example code
Check and return the error ptr if call kset_create_and_add() failed
Cc: Christoph Lameter <cl@linux-foundation.org>
Cc: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Cc: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
---
samples/kobject/kset-example.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/samples/kobject/kset-example.c b/samples/kobject/kset-example.c
index ab5e447..c2911d9 100644
--- a/samples/kobject/kset-example.c
+++ b/samples/kobject/kset-example.c
@@ -238,8 +238,8 @@ static int __init example_init(void)
* located under /sys/kernel/
*/
example_kset = kset_create_and_add("kset_example", NULL, kernel_kobj);
- if (!example_kset)
- return -ENOMEM;
+ if (IS_ERR(example_kset))
+ return PTR_ERR(example_kset);
/*
* Create three objects and register them with our kset
--
1.8.3.2
next reply other threads:[~2014-06-17 14:26 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-06-17 14:26 Jeff Liu [this message]
2014-06-17 19:22 ` [PATCH 02/24] sample/kobject: update kset-example code Greg KH
2014-06-17 19:30 ` Christoph Lameter
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