[SCSI] zfcp: dead code removal

Get rid of unused function zfcp_fsf_get_req and corresponding
prototype definition.

Commit a54ca0f62f953898b05549391ac2a8a4dad6482b in v2.6.28
"[SCSI] zfcp: Redesign of the debug tracing for HBA records."
accidentally introduced this code which was dead in the first place.

Signed-off-by: Martin Peschke <mpeschke@linux.vnet.ibm.com>
Signed-off-by: Steffen Maier <maier@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

drivers/s390/scsi/zfcp_ext.h

@@ -126,8 +126,6 @@ extern int zfcp_qdio_sbals_from_sg(struct zfcp_qdio *, struct zfcp_qdio_req *,
 extern int zfcp_qdio_open(struct zfcp_qdio *);
 extern void zfcp_qdio_close(struct zfcp_qdio *);
 extern void zfcp_qdio_siosl(struct zfcp_adapter *);
-extern struct zfcp_fsf_req *zfcp_fsf_get_req(struct zfcp_qdio *,
-					     struct qdio_buffer *);
 
 /* zfcp_scsi.c */
 extern struct scsi_transport_template *zfcp_scsi_transport_template;

drivers/s390/scsi/zfcp_fsf.c

@@ -2388,12 +2388,3 @@ void zfcp_fsf_reqid_check(struct zfcp_qdio *qdio, int sbal_idx)
 			break;
 	}
 }
-
-struct zfcp_fsf_req *zfcp_fsf_get_req(struct zfcp_qdio *qdio,
-				      struct qdio_buffer *sbal)
-{
-	struct qdio_buffer_element *sbale = &sbal->element[0];
-	u64 req_id = (unsigned long) sbale->addr;
-
-	return zfcp_reqlist_find(qdio->adapter->req_list, req_id);
-}