From 5f6c3d73452f9f71e5a81939a2650760fb7b9aee Mon Sep 17 00:00:00 2001 From: David Lin Date: Wed, 10 Jun 2020 10:59:50 +0800 Subject: [PATCH] Update ethernetif.c if LWIP_NETIF_HOSTNAME enable, the length is 'sizeof(struct netif)+ LWIP_HOSTNAME_LEN', not only equal to 'sizeof(struct netif)'. --- components/net/lwip-2.0.2/src/netif/ethernetif.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/components/net/lwip-2.0.2/src/netif/ethernetif.c b/components/net/lwip-2.0.2/src/netif/ethernetif.c index be16da7ad..8d69897a4 100644 --- a/components/net/lwip-2.0.2/src/netif/ethernetif.c +++ b/components/net/lwip-2.0.2/src/netif/ethernetif.c @@ -503,7 +503,11 @@ 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; -- GitLab