diff --git a/include/net/ethernet.h b/include/net/ethernet.h
index f3ed9c654c8..8d7b0b1d4cf 100644
--- a/include/net/ethernet.h
+++ b/include/net/ethernet.h
@@ -685,7 +685,7 @@ static inline bool net_eth_get_vlan_status(struct net_if *iface)
  * the system.
  * @param init_fn Address to the init function of the driver.
  * @param pm_control_fn Pointer to device_pm_control function.
- * Can be empty function (device_pm_control_nop) if not implemented.
+ * Can be NULL if not implemented.
  * @param data Pointer to the device's private data.
  * @param cfg The address to the structure containing the
  * configuration information for this instance of the driver.
@@ -709,7 +709,7 @@ static inline bool net_eth_get_vlan_status(struct net_if *iface)
  * @param node_id The devicetree node identifier.
  * @param init_fn Address to the init function of the driver.
  * @param pm_control_fn Pointer to device_pm_control function.
- * Can be empty function (device_pm_control_nop) if not implemented.
+ * Can be NULL if not implemented.
  * @param data Pointer to the device's private data.
  * @param cfg The address to the structure containing the
  * configuration information for this instance of the driver.