linux-kernel - [PATCH -next] drbd: fix error return code in drbd

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Date:	Thu, 4 Apr 2013 14:17:09 +0800
From:	Wei Yongjun <weiyj.lk@...il.com>
To:	drbd-dev@...ts.linbit.com
Cc:	yongjun_wei@...ndmicro.com.cn, drbd-user@...ts.linbit.com,
	linux-kernel@...r.kernel.org
Subject: [PATCH -next] drbd: fix error return code in drbd_init()

From: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>

Fix to return a negative error code from the error handling
case instead of 0, as returned elsewhere in this function.

Signed-off-by: Wei Yongjun <yongjun_wei@...ndmicro.com.cn>
---
 drivers/block/drbd/drbd_main.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/block/drbd/drbd_main.c b/drivers/block/drbd/drbd_main.c
index 1b93a726..768bca9 100644
--- a/drivers/block/drbd/drbd_main.c
+++ b/drivers/block/drbd/drbd_main.c
@@ -2777,6 +2777,7 @@ int __init drbd_init(void)
 	drbd_proc = proc_create_data("drbd", S_IFREG | S_IRUGO , NULL, &drbd_proc_fops, NULL);
 	if (!drbd_proc)	{
 		printk(KERN_ERR "drbd: unable to register proc file\n");
+		err = -ENOMEM;
 		goto fail;
 	}
 
@@ -2786,6 +2787,7 @@ int __init drbd_init(void)
 	retry.wq = create_singlethread_workqueue("drbd-reissue");
 	if (!retry.wq) {
 		printk(KERN_ERR "drbd: unable to create retry workqueue\n");
+		err = -ENOMEM;
 		goto fail;
 	}
 	INIT_WORK(&retry.worker, do_retry);

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