src/netif/etharp.c: In function ‘etharp_arp_input’:
src/netif/etharp.c:708: warning: dereferencing type-punned pointer will break strict-aliasing rules
Index: src/netif/etharp.c
===================================================================
RCS file: /sources/lwip/lwip/src/netif/etharp.c,v
retrieving revision 1.148
diff -u -p -r1.148 etharp.c
--- src/netif/etharp.c 19 Jun 2008 16:40:59 -0000 1.148
+++ src/netif/etharp.c 3 Oct 2008 09:39:55 -0000
@@ -705,7 +705,7 @@ etharp_arp_input(struct netif *netif, st
hdr->opcode = htons(ARP_REPLY);
hdr->dipaddr = hdr->sipaddr;
- hdr->sipaddr = *(struct ip_addr2 *)&netif->ip_addr;
+ memcpy(&hdr->sipaddr, &netif->ip_addr, sizeof(hdr->sipaddr));
LWIP_ASSERT("netif->hwaddr_len must be the same as ETHARP_HWADDR_LEN for etharp!",
(netif->hwaddr_len == ETHARP_HWADDR_LEN));
--
David Woodhouse Open Source Technology Centre
David.Woodhouse@... Intel Corporation
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