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>

1 files changed, 2 insertions, 2 deletions

diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index 34200f9e6805..5da192653153 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -376,8 +376,8 @@ enum ip6_defrag_users {
 struct ip6_create_arg {
         __be32 id;
         u32 user;
-        struct in6_addr *src;
-        struct in6_addr *dst;
+        const struct in6_addr *src;
+        const struct in6_addr *dst;
 };
 
 void ip6_frag_init(struct inet_frag_queue *q, void *a);