Index: head/sys/dev/sfxge/sfxge.h
===================================================================
--- head/sys/dev/sfxge/sfxge.h
+++ head/sys/dev/sfxge/sfxge.h
@@ -301,7 +301,7 @@
 	unsigned int			max_rss_channels;
 	uma_zone_t			rxq_cache;
 	struct sfxge_rxq		*rxq[SFXGE_RX_SCALE_MAX];
-	unsigned int			rx_indir_table[SFXGE_RX_SCALE_MAX];
+	unsigned int			rx_indir_table[EFX_RSS_TBL_SIZE];
 
 	struct sfxge_txq		*txq[SFXGE_TXQ_NTYPES + SFXGE_RX_SCALE_MAX];
 
Index: head/sys/dev/sfxge/sfxge_rx.c
===================================================================
--- head/sys/dev/sfxge/sfxge_rx.c
+++ head/sys/dev/sfxge/sfxge_rx.c
@@ -1128,7 +1128,7 @@
 	/*
 	 * Set up the scale table.  Enable all hash types and hash insertion.
 	 */
-	for (index = 0; index < SFXGE_RX_SCALE_MAX; index++)
+	for (index = 0; index < nitems(sc->rx_indir_table); index++)
 #ifdef RSS
 		sc->rx_indir_table[index] =
 			rss_get_indirection_to_bucket(index) % sc->rxq_count;
@@ -1136,7 +1136,7 @@
 		sc->rx_indir_table[index] = index % sc->rxq_count;
 #endif
 	if ((rc = efx_rx_scale_tbl_set(sc->enp, sc->rx_indir_table,
-				       SFXGE_RX_SCALE_MAX)) != 0)
+				       nitems(sc->rx_indir_table))) != 0)
 		goto fail;
 	(void)efx_rx_scale_mode_set(sc->enp, EFX_RX_HASHALG_TOEPLITZ,
 	    (1 << EFX_RX_HASH_IPV4) | (1 << EFX_RX_HASH_TCPIPV4) |
Index: head/sys/dev/sfxge/sfxge_tx.c
===================================================================
--- head/sys/dev/sfxge/sfxge_tx.c
+++ head/sys/dev/sfxge/sfxge_tx.c
@@ -838,8 +838,9 @@
 		/* check if flowid is set */
 		if (M_HASHTYPE_GET(m) != M_HASHTYPE_NONE) {
 			uint32_t hash = m->m_pkthdr.flowid;
+			uint32_t idx = hash % nitems(sc->rx_indir_table);
 
-			index = sc->rx_indir_table[hash % SFXGE_RX_SCALE_MAX];
+			index = sc->rx_indir_table[idx];
 		}
 #endif
 #if SFXGE_TX_PARSE_EARLY