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dhcp: don't set a default gateway if dhcp server doesn't give one

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see bug #60578
This commit is contained in:
Simon Goldschmidt 2021-05-14 10:32:57 +02:00
parent 919dc2019a
commit a8e8ce4108
1 changed files with 0 additions and 7 deletions
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7
src/core/ipv4/dhcp.c
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@ -1113,13 +1113,6 @@ dhcp_bind(struct netif *netif)
}
ip4_addr_copy(gw_addr, dhcp->offered_gw_addr);
/* gateway address not given? */
if (ip4_addr_isany_val(gw_addr)) {
/* copy network address */
ip4_addr_get_network(&gw_addr, &dhcp->offered_ip_addr, &sn_mask);
/* use first host address on network as gateway */
ip4_addr_set_u32(&gw_addr, ip4_addr_get_u32(&gw_addr) | PP_HTONL(0x00000001UL));
}
LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_STATE, ("dhcp_bind(): IP: 0x%08"X32_F" SN: 0x%08"X32_F" GW: 0x%08"X32_F"\n",
ip4_addr_get_u32(&dhcp->offered_ip_addr), ip4_addr_get_u32(&sn_mask), ip4_addr_get_u32(&gw_addr)));