From b71d1d426d263b0b6cb5760322efebbfc89d4463 Mon Sep 17 00:00:00 2001 From: Eric Dumazet Date: Fri, 22 Apr 2011 04:53:02 +0000 Subject: inet: constify ip headers and in6_addr Add const qualifiers to structs iphdr, ipv6hdr and in6_addr pointers where possible, to make code intention more obvious. Signed-off-by: Eric Dumazet Signed-off-by: David S. Miller --- net/ipv6/esp6.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'net/ipv6/esp6.c') diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c index 5aa8ec88f19..e97b4b7ca2f 100644 --- a/net/ipv6/esp6.c +++ b/net/ipv6/esp6.c @@ -430,7 +430,7 @@ static void esp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, u8 type, u8 code, int offset, __be32 info) { struct net *net = dev_net(skb->dev); - struct ipv6hdr *iph = (struct ipv6hdr*)skb->data; + const struct ipv6hdr *iph = (const struct ipv6hdr *)skb->data; struct ip_esp_hdr *esph = (struct ip_esp_hdr *)(skb->data + offset); struct xfrm_state *x; @@ -438,7 +438,8 @@ static void esp6_err(struct sk_buff *skb, struct inet6_skb_parm *opt, type != ICMPV6_PKT_TOOBIG) return; - x = xfrm_state_lookup(net, skb->mark, (xfrm_address_t *)&iph->daddr, esph->spi, IPPROTO_ESP, AF_INET6); + x = xfrm_state_lookup(net, skb->mark, (const xfrm_address_t *)&iph->daddr, + esph->spi, IPPROTO_ESP, AF_INET6); if (!x) return; printk(KERN_DEBUG "pmtu discovery on SA ESP/%08x/%pI6\n", -- cgit v1.2.3