[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 dc1a2da4c4057741f64066d805f44aba11c8ee5f..8b421dd57d27b890bffdd097174349cb0d888b67 100644 (file)
--- 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;