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Fix icmp6_send_response: cannot assign (packed) ip6_addr_p_t* to ip6_addr_t* -> need to copy the packed address to an aligned address first

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This commit is contained in:
goldsimon 2011-11-22 21:41:20 +01:00
parent 440f31a4d3
commit 96d332e234
1 changed files with 6 additions and 2 deletions
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8
src/core/ipv6/icmp6.c
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@ -258,6 +258,7 @@ icmp6_send_response(struct pbuf *p, u8_t code, u32_t data, u8_t type)
struct pbuf *q; struct pbuf *q;
struct icmp6_hdr *icmp6hdr; struct icmp6_hdr *icmp6hdr;
ip6_addr_t *reply_src, *reply_dest; ip6_addr_t *reply_src, *reply_dest;
ip6_addr_t reply_src_local, reply_dest_local;
struct ip6_hdr *ip6hdr; struct ip6_hdr *ip6hdr;
struct netif *netif; struct netif *netif;
@ -291,8 +292,11 @@ icmp6_send_response(struct pbuf *p, u8_t code, u32_t data, u8_t type)
* addresses from the packet in question. reply_src is temporarily * addresses from the packet in question. reply_src is temporarily
* set to try and find the original netif where packet was accepted. */ * set to try and find the original netif where packet was accepted. */
ip6hdr = (struct ip6_hdr *)p->payload; ip6hdr = (struct ip6_hdr *)p->payload;
reply_dest = &ip6hdr->src; /* copy from packed address to aligned address */
reply_src = &ip6hdr->dest; ip6_addr_copy(reply_dest_local, ip6hdr->src);
ip6_addr_copy(reply_src_local, ip6hdr->dest);
reply_dest = &reply_dest_local;
reply_src = &reply_src_local;
netif = ip6_route(reply_src, reply_dest); netif = ip6_route(reply_src, reply_dest);
if (netif == NULL) { if (netif == NULL) {
/* drop */ /* drop */