docs: use ETH_HWADDR_LEN, not sizeof(netif->hwaddr)

8 years ago · ab922582dc
1 changed files with 2 additions and 2 deletions
--- a/doc/NO_SYS_SampleCode.c
+++ b/doc/NO_SYS_SampleCode.c
@ -56,8 +56,8 @@ netif_init(struct netif *netif)
  netif->flags      = NETIF_FLAG_BROADCAST | NETIF_FLAG_ETHARP | NETIF_FLAG_ETHERNET | NETIF_FLAG_IGMP | NETIF_FLAG_MLD6;
  MIB2_INIT_NETIF(netif, snmp_ifType_ethernet_csmacd, 100000000);

-  SMEMCPY(netif->hwaddr, your_mac_address_goes_here, sizeof(netif->hwaddr));
-  netif->hwaddr_len = sizeof(netif->hwaddr);
+  SMEMCPY(netif->hwaddr, your_mac_address_goes_here, ETH_HWADDR_LEN);
+  netif->hwaddr_len = ETH_HWADDR_LEN;

  return ERR_OK;
 }