diff --git a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
index 90153fc983cb..fa85cf1353fd 100644
--- a/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
+++ b/drivers/net/ethernet/myricom/myri10ge/myri10ge.c
@@ -3775,7 +3775,7 @@ static void myri10ge_probe_slices(struct myri10ge_priv *mgp)
 
 	mgp->num_slices = 1;
 	msix_cap = pci_find_capability(pdev, PCI_CAP_ID_MSIX);
-	ncpus = num_online_cpus();
+	ncpus = netif_get_num_default_rss_queues();
 
 	if (myri10ge_max_slices == 1 || msix_cap == 0 ||
 	    (myri10ge_max_slices == -1 && ncpus < 2))