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

sys/dev/ntb/ntb_hw/ntb_hw_amd.c

@@ -81,7 +81,6 @@ __FBSDID("$FreeBSD$");
 MALLOC_DEFINE(M_AMD_NTB, "amd_ntb_hw", "amd_ntb_hw driver memory allocations");
 
 static const struct amd_ntb_hw_info amd_ntb_hw_info_list[] = {
-
 	{ .vendor_id = NTB_HW_AMD_VENDOR_ID,
 	  .device_id = NTB_HW_AMD_DEVICE_ID1,
 	  .mw_count = 3,
@@ -686,7 +685,6 @@ amd_ntb_peer_spad_write(device_t dev, unsigned int idx, uint32_t val)
 	return (0);
 }
 
-
 /*
  * AMD NTB INIT
  */
@@ -871,7 +869,6 @@ amd_ntb_setup_isr(struct amd_ntb_softc *ntb, uint16_t num_vectors, bool msi,
 		flags |= RF_SHAREABLE;
 
 	for (i = 0; i < num_vectors; i++) {
-
 		/* RID should be 0 for intx */
 		if (intx)
 			ntb->int_info[i].rid = i;
@@ -911,7 +908,7 @@ static int
 amd_ntb_create_msix_vec(struct amd_ntb_softc *ntb, uint32_t max_vectors)
 {
 	uint8_t i;
-	
+
 	ntb->msix_vec = malloc(max_vectors * sizeof(*ntb->msix_vec), M_AMD_NTB,
 	    M_ZERO | M_WAITOK);
 

sys/dev/ntb/ntb_hw/ntb_hw_intel.c

@@ -1682,7 +1682,6 @@ configure_atom_secondary_side_bars(struct ntb_softc *ntb)
 	}
 }
 
-
 /*
  * When working around Xeon SDOORBELL errata by remapping remote registers in a
  * MW, limit the B2B MW to half a MW.  By sharing a MW, half the shared MW

sys/dev/ntb/ntb_transport.c

@@ -757,8 +757,6 @@ ntb_transport_link_up(struct ntb_transport_qp *qp)
 		callout_reset(&qp->link_work, 0, ntb_qp_link_work, qp);
 }
 
-
-
 /* Transport Tx */
 
 /**
@@ -1204,7 +1202,6 @@ ntb_transport_link_work(void *arg)
 		mw->rx_size = val64;
 		val64 = roundup(val64, mw->xlat_align_size);
 		if (mw->buff_size != val64) {
-
 			rc = ntb_set_mw(nt, i, val64);
 			if (rc != 0) {
 				ntb_printf(0, "link up set mw%d fails, rc %d\n",
@@ -1593,7 +1590,6 @@ ntb_send_link_down(struct ntb_transport_qp *qp)
 	ntb_qp_link_down_reset(qp);
 }
 
-
 /* List Management */
 
 static void