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authorEric Dumazet <eric.dumazet@gmail.com>2011-04-22 04:53:02 +0000
committerDavid S. Miller <davem@davemloft.net>2011-04-22 11:04:14 -0700
commitb71d1d426d263b0b6cb5760322efebbfc89d4463 (patch)
tree226ca7390bd6187ec9139d2ccedd26fd94d8e57a /net/ipv6/mip6.c
parent5f8629c526b4f7e529a6d27bbd802c0dc7fcc357 (diff)
downloadlinux-b71d1d426d263b0b6cb5760322efebbfc89d4463.tar.bz2
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 <eric.dumazet@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/mip6.c')
-rw-r--r--net/ipv6/mip6.c8
1 files changed, 4 insertions, 4 deletions
diff --git a/net/ipv6/mip6.c b/net/ipv6/mip6.c
index 9b210482fb05..43242e6e6103 100644
--- a/net/ipv6/mip6.c
+++ b/net/ipv6/mip6.c
@@ -126,7 +126,7 @@ static struct mip6_report_rate_limiter mip6_report_rl = {
static int mip6_destopt_input(struct xfrm_state *x, struct sk_buff *skb)
{
- struct ipv6hdr *iph = ipv6_hdr(skb);
+ const struct ipv6hdr *iph = ipv6_hdr(skb);
struct ipv6_destopt_hdr *destopt = (struct ipv6_destopt_hdr *)skb->data;
int err = destopt->nexthdr;
@@ -181,8 +181,8 @@ static int mip6_destopt_output(struct xfrm_state *x, struct sk_buff *skb)
}
static inline int mip6_report_rl_allow(struct timeval *stamp,
- struct in6_addr *dst,
- struct in6_addr *src, int iif)
+ const struct in6_addr *dst,
+ const struct in6_addr *src, int iif)
{
int allow = 0;
@@ -349,7 +349,7 @@ static const struct xfrm_type mip6_destopt_type =
static int mip6_rthdr_input(struct xfrm_state *x, struct sk_buff *skb)
{
- struct ipv6hdr *iph = ipv6_hdr(skb);
+ const struct ipv6hdr *iph = ipv6_hdr(skb);
struct rt2_hdr *rt2 = (struct rt2_hdr *)skb->data;
int err = rt2->rt_hdr.nexthdr;