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[net][lwip] fix lwIP 2.1.0 personalized sign bug

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This commit is contained in:
liuxinaliang 2019-12-29 15:35:22 +08:00
parent a0e62f665f
commit 83b290c289
1 changed files with 6 additions and 1 deletions
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7
components/net/lwip-2.1.0/src/netif/ethernetif.c
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@ -487,8 +487,13 @@ static err_t eth_netif_device_init(struct netif *netif)
rt_err_t eth_device_init_with_flag(struct eth_device *dev, const char *name, rt_uint16_t flags)
{
struct netif* netif;
#if LWIP_NETIF_HOSTNAME
#define LWIP_HOSTNAME_LEN 16
char *hostname = RT_NULL;
netif = (struct netif*) rt_malloc (sizeof(struct netif) + LWIP_HOSTNAME_LEN);
#else
netif = (struct netif*) rt_malloc (sizeof(struct netif));
#endif
if (netif == RT_NULL)
{
rt_kprintf("malloc netif failed\n");