Index: head/sys/net/iflib.c
===================================================================
--- head/sys/net/iflib.c
+++ head/sys/net/iflib.c
@@ -451,7 +451,6 @@
 typedef struct if_rxsd {
 	caddr_t *ifsd_cl;
 	iflib_fl_t ifsd_fl;
-	qidx_t ifsd_cidx;
 } *if_rxsd_t;
 
 /* multiple of word size */
@@ -2552,7 +2551,6 @@
 	cidx = irf->irf_idx;
 	fl = &rxq->ifr_fl[flid];
 	sd->ifsd_fl = fl;
-	sd->ifsd_cidx = cidx;
 	m = fl->ifl_sds.ifsd_m[cidx];
 	sd->ifsd_cl = &fl->ifl_sds.ifsd_cl[cidx];
 	fl->ifl_credits--;
@@ -2564,7 +2562,6 @@
 	next = (cidx + CACHE_PTR_INCREMENT) & (fl->ifl_size-1);
 	prefetch(&fl->ifl_sds.ifsd_map[next]);
 	map = fl->ifl_sds.ifsd_map[cidx];
-	next = (cidx + CACHE_LINE_SIZE) & (fl->ifl_size-1);
 
 	bus_dmamap_sync(fl->ifl_buf_tag, map, BUS_DMASYNC_POSTREAD);