From: Richard Weinberger <richard@nod.at>
Date: Fri, 18 Nov 2011 00:44:27 +0000 (+0100)
Subject: [SCSI] scsi_dh_rdac: Fix error path
X-Git-Tag: v2.6.39-400.9.0~31^2
X-Git-Url: https://www.infradead.org/git/?a=commitdiff_plain;h=20ac2b8f229ebcee05959e19a0290247d0694b7b;p=users%2Fjedix%2Flinux-maple.git

[SCSI] scsi_dh_rdac: Fix error path

If create_singlethread_workqueue() failes, rdac_init should fail too.

Signed-off-by: Richard Weinberger <richard@nod.at>
Acked-by: "Moger, Babu" <Babu.Moger@netapp.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>
(cherry picked from commit 9fc397fc0878c9540af20cbffc4d546541fe8b23)

Signed-off-by: Jerry Snitselaar <jerry.snitselaar@oracle.com>
---

diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c
index dc1a2da4c405..8b421dd57d27 100644
--- a/drivers/scsi/device_handler/scsi_dh_rdac.c
+++ b/drivers/scsi/device_handler/scsi_dh_rdac.c
@@ -936,6 +936,8 @@ static int __init rdac_init(void)
 	if (!kmpath_rdacd) {
 		scsi_unregister_device_handler(&rdac_dh);
 		printk(KERN_ERR "kmpath_rdacd creation failed.\n");
+
+		r = -EINVAL;
 	}
 done:
 	return r;