iscsi: clean up empty lines in .c and .h files

sys/dev/iscsi/icl_soft.c

@@ -954,7 +954,6 @@ icl_conn_send_pdus(struct icl_conn *ic, struct icl_pdu_stailq *queue)
 		request = STAILQ_FIRST(queue);
 		size = icl_pdu_size(request);
 		if (available < size) {
-
 			/*
 			 * Set the low watermark, to be checked by
 			 * sowriteable() in icl_soupcall_send()

sys/dev/iscsi/icl_soft_proxy.c

@@ -192,7 +192,7 @@ icl_listen_free(struct icl_listen *il)
 			pause("icl_unlisten", 1 * hz);
 			sx_xlock(&il->il_lock);
 		}
-	
+
 		TAILQ_REMOVE(&il->il_sockets, ils, ils_next);
 		soclose(ils->ils_socket);
 		free(ils, M_ICL_PROXY);
@@ -326,7 +326,6 @@ icl_listen_add(struct icl_listen *il, bool rdma, int domain, int socktype,
 		return (EOPNOTSUPP);
 	}
 
-
 	return (icl_listen_add_tcp(il, domain, socktype, protocol, sa,
 	    portal_id));
 }

sys/dev/iscsi/iscsi.c

@@ -398,14 +398,14 @@ iscsi_maintenance_thread_reconnect(struct iscsi_session *is)
 	}
 	cv_signal(&is->is_login_cv);
 #endif
- 
+
 	if (fail_on_disconnection) {
 		ISCSI_SESSION_DEBUG(is, "connection failed, destroying devices");
 		iscsi_session_cleanup(is, true);
 	} else {
 		iscsi_session_cleanup(is, false);
 	}
- 
+
 	KASSERT(TAILQ_EMPTY(&is->is_outstanding),
 	    ("destroying session with active tasks"));
 	KASSERT(STAILQ_EMPTY(&is->is_postponed),
@@ -1037,7 +1037,7 @@ iscsi_pdu_handle_data_in(struct icl_pdu *response)
 	union ccb *ccb;
 	struct ccb_scsiio *csio;
 	size_t data_segment_len, received, oreceived;
-	
+
 	is = PDU_SESSION(response);
 	bhsdi = (struct iscsi_bhs_data_in *)response->ip_bhs;
 	io = iscsi_outstanding_find(is, bhsdi->bhsdi_initiator_task_tag);

sys/dev/iscsi_initiator/isc_cam.c

@@ -211,7 +211,7 @@ ic_action(struct cam_sim *sim, union ccb *ccb)
 	       return;
 	  break;
      }
- 
+
      case XPT_CALC_GEOMETRY:
      {
 	  struct	ccb_calc_geometry *ccg;
@@ -330,7 +330,6 @@ ic_init(isc_session_t *sp)
      if(xpt_bus_register(sim,
 			 NULL,
 			 0/*bus_number*/) != CAM_SUCCESS) {
-
 	  cam_sim_free(sim, /*free_devq*/TRUE);
 	  mtx_destroy(&sp->cam_mtx);
 	  return ENXIO;

sys/dev/iscsi_initiator/iscsi.c

@@ -370,7 +370,6 @@ iscsi_read(struct cdev *dev, struct uio *uio, int ioflag)
 
 	  sprintf(buf, "/---- socket -----/\nso_count=%d so_state=%x\n", so->so_count, so->so_state);
 	  uiomove(buf, strlen(buf), uio);
-
      }
 #endif
      return 0;
@@ -749,7 +748,7 @@ iscsi_start(void)
 		       iscsi_driver_version,
 		       0,
 		       "iscsi driver version");
- 
+
      SYSCTL_ADD_STRING(&isc->clist,
 		       SYSCTL_CHILDREN(isc->oid),
 		       OID_AUTO,

sys/dev/iscsi_initiator/iscsi_subr.c

@@ -409,7 +409,7 @@ iscsi_reject(isc_session_t *sp, pduq_t *opq, pduq_t *pq)
      //XXX: check RFC 10.17.1 (page 176)
      ccb->ccb_h.status = CAM_REQ_ABORTED;
      xpt_done(ccb);
- 
+
      pdu_free(sp->isc, opq);
 }