bsg-lib: introduce a timeout field in struct bsg_job

The zfcp driver wants to know the timeout for a bsg job, so add a field
to struct bsg_job for it in preparation of not exposing the request
to the bsg-lib users.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Benjamin Block <bblock@linux.vnet.ibm.com>
Reviewed-by: Hannes Reinecke <hare@suse.com>
Reviewed-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index ca218c8..6162cf5 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -961,7 +961,7 @@ static int zfcp_fc_exec_els_job(struct bsg_job *job,
 		d_id = ntoh24(bsg_request->rqst_data.h_els.port_id);
 
 	els->handler = zfcp_fc_ct_els_job_handler;
-	return zfcp_fsf_send_els(adapter, d_id, els, job->req->timeout / HZ);
+	return zfcp_fsf_send_els(adapter, d_id, els, job->timeout / HZ);
 }
 
 static int zfcp_fc_exec_ct_job(struct bsg_job *job,
@@ -980,7 +980,7 @@ static int zfcp_fc_exec_ct_job(struct bsg_job *job,
 		return ret;
 
 	ct->handler = zfcp_fc_ct_job_handler;
-	ret = zfcp_fsf_send_ct(wka_port, ct, NULL, job->req->timeout / HZ);
+	ret = zfcp_fsf_send_ct(wka_port, ct, NULL, job->timeout / HZ);
 	if (ret)
 		zfcp_fc_wka_port_put(wka_port);