Update ethernetif.c

2020-06-10 11:08:01 +08:00 · 2020-06-10 11:08:01 +08:00 · a5fddaecc3
parent 5f6c3d7345
commit a5fddaecc3
1 changed files with 4 additions and 0 deletions
--- a/components/net/lwip-1.4.1/src/netif/ethernetif.c
+++ b/components/net/lwip-1.4.1/src/netif/ethernetif.c
@ -452,7 +452,11 @@ rt_err_t eth_device_init_with_flag(struct eth_device *dev, const char *name, rt_
        rt_kprintf("malloc netif failed\n");
        return -RT_ERROR;
    }
+#if LWIP_NETIF_HOSTNAME
+    rt_memset(netif, 0, sizeof(struct netif) + LWIP_HOSTNAME_LEN);
+#else
    rt_memset(netif, 0, sizeof(struct netif));
+#endif

    /* set netif */
    dev->netif = netif;