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-rw-r--r--net/ipv6/datagram.c9
1 files changed, 4 insertions, 5 deletions
diff --git a/net/ipv6/datagram.c b/net/ipv6/datagram.c
index 8edf2601065..56b692bb94a 100644
--- a/net/ipv6/datagram.c
+++ b/net/ipv6/datagram.c
@@ -356,12 +356,11 @@ int ipv6_recv_error(struct sock *sk, struct msghdr *msg, int len)
sin->sin6_port = serr->port;
sin->sin6_scope_id = 0;
if (skb->protocol == htons(ETH_P_IPV6)) {
- sin->sin6_addr =
- *(struct in6_addr *)(nh + serr->addr_offset);
+ const struct ipv6hdr *ip6h = container_of((struct in6_addr *)(nh + serr->addr_offset),
+ struct ipv6hdr, daddr);
+ sin->sin6_addr = ip6h->daddr;
if (np->sndflow)
- sin->sin6_flowinfo =
- (*(__be32 *)(nh + serr->addr_offset - 24) &
- IPV6_FLOWINFO_MASK);
+ sin->sin6_flowinfo = *(__be32 *)ip6h & IPV6_FLOWINFO_MASK;
if (ipv6_addr_type(&sin->sin6_addr) & IPV6_ADDR_LINKLOCAL)
sin->sin6_scope_id = IP6CB(skb)->iif;
} else {