Print return value of scsi_add_host on failure.
Signed-off-by: Saurav Kashyap <skashyap@marvell.com>
Signed-off-by: Martin K. Petersen <martin.petersen@oracle.com>
 
        rc = scsi_add_host(vn_port->host, &vport->dev);
        if (rc) {
-               QEDF_WARN(&(base_qedf->dbg_ctx), "Error adding Scsi_Host.\n");
+               QEDF_WARN(&base_qedf->dbg_ctx,
+                         "Error adding Scsi_Host rc=0x%x.\n", rc);
                goto err2;
        }
 
                rc = scsi_add_host(host, &pdev->dev);
                if (rc) {
                        QEDF_WARN(&qedf->dbg_ctx,
-                                 "Error adding Scsi_Host.\n");
+                                 "Error adding Scsi_Host rc=0x%x.\n", rc);
                        goto err6;
                }
        }