[SCSI] zfcp: fix 31 bit compile warnings

drivers/s390/scsi/zfcp_aux.c: In function ‘zfcp_fsf_incoming_els_rscn’:
drivers/s390/scsi/zfcp_aux.c:1379: warning: cast from pointer to integer of
different size
drivers/s390/scsi/zfcp_aux.c: In function ‘zfcp_fsf_incoming_els_plogi’:
drivers/s390/scsi/zfcp_aux.c:1432: warning: cast from pointer to integer of
different size
drivers/s390/scsi/zfcp_aux.c: In function ‘zfcp_fsf_incoming_els_logo’:
drivers/s390/scsi/zfcp_aux.c:1457: warning: cast from pointer to integer of
different size
..

Just passing pointers rids us of these warnings and improves readability.

Signed-off-by: Martin Peschke <mp3@de.ibm.com>
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 05a33c2..8c7e2b7 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -1376,7 +1376,7 @@
 					      "port 0x%016Lx\n", port->wwpn);
 				zfcp_erp_port_reopen(port,
 						     ZFCP_STATUS_COMMON_ERP_FAILED,
-						     82, (u64)fsf_req);
+						     82, fsf_req);
 				continue;
 			}
 
@@ -1429,7 +1429,7 @@
 			       status_buffer->d_id,
 			       zfcp_get_busid_by_adapter(adapter));
 	} else {
-		zfcp_erp_port_forced_reopen(port, 0, 83, (u64)fsf_req);
+		zfcp_erp_port_forced_reopen(port, 0, 83, fsf_req);
 	}
 }
 
@@ -1454,7 +1454,7 @@
 			       status_buffer->d_id,
 			       zfcp_get_busid_by_adapter(adapter));
 	} else {
-		zfcp_erp_port_forced_reopen(port, 0, 84, (u64)fsf_req);
+		zfcp_erp_port_forced_reopen(port, 0, 84, fsf_req);
 	}
 }