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dhcp: Clear flags

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Do not assume that mem_malloc() returns cleared memory.
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Sebastian Huber 2025-06-09 08:44:23 +02:00 committed by Erik Ekman
parent 41a36098b3
commit 4599f551de
1 changed files with 2 additions and 0 deletions
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2
src/core/ipv4/dhcp.c
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@ -831,6 +831,8 @@ dhcp_start(struct netif *netif)
return ERR_MEM; return ERR_MEM;
} }
/* clear the flags, the rest is cleared below */
dhcp->flags = 0;
/* store this dhcp client in the netif */ /* store this dhcp client in the netif */
netif_set_client_data(netif, LWIP_NETIF_CLIENT_DATA_INDEX_DHCP, dhcp); netif_set_client_data(netif, LWIP_NETIF_CLIENT_DATA_INDEX_DHCP, dhcp);
LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_start(): allocated dhcp\n")); LWIP_DEBUGF(DHCP_DEBUG | LWIP_DBG_TRACE, ("dhcp_start(): allocated dhcp\n"));