diff --git a/drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c b/drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c
index 423f179c9d47..76e9a545bb16 100644
--- a/drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c
+++ b/drivers/net/ethernet/meta/fbnic/fbnic_ethtool.c
@@ -313,6 +313,11 @@ fbnic_get_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring,
 	kernel_ring->hds_thresh = fbn->hds_thresh;
 }
 
+static u32 fbnic_ring_size_pow2(u32 size)
+{
+	return size ? roundup_pow_of_two(size) : 0;
+}
+
 static void fbnic_set_rings(struct fbnic_net *fbn,
 			    struct ethtool_ringparam *ring,
 			    struct kernel_ethtool_ringparam *kernel_ring)
@@ -334,10 +339,10 @@ fbnic_set_ringparam(struct net_device *netdev, struct ethtool_ringparam *ring,
 	struct fbnic_net *clone;
 	int err;
 
-	ring->rx_pending	= roundup_pow_of_two(ring->rx_pending);
-	ring->rx_mini_pending	= roundup_pow_of_two(ring->rx_mini_pending);
-	ring->rx_jumbo_pending	= roundup_pow_of_two(ring->rx_jumbo_pending);
-	ring->tx_pending	= roundup_pow_of_two(ring->tx_pending);
+	ring->rx_pending	= fbnic_ring_size_pow2(ring->rx_pending);
+	ring->rx_mini_pending	= fbnic_ring_size_pow2(ring->rx_mini_pending);
+	ring->rx_jumbo_pending	= fbnic_ring_size_pow2(ring->rx_jumbo_pending);
+	ring->tx_pending	= fbnic_ring_size_pow2(ring->tx_pending);
 
 	/* These are absolute minimums allowing the device and driver to operate
 	 * but not necessarily guarantee reasonable performance. Settings below