diff --git a/sys/dev/netmap/if_igb_netmap.h b/sys/dev/netmap/if_igb_netmap.h
index c048ec43f7b..5e41742c0d2 100644
--- a/sys/dev/netmap/if_igb_netmap.h
+++ b/sys/dev/netmap/if_igb_netmap.h
@@ -168,7 +168,6 @@ igb_netmap_txsync(void *a, u_int ring_nr, int do_lock)
 	j = kring->nr_hwcur; /* netmap ring index */
 	if (j != k) {	/* we have new packets to send */
 		u32 olinfo_status = 0;
-		int n = 0;
 
 		l = j - kring->nkr_hwofs; /* NIC ring index */
 		if (l < 0)