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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 /include/net/xfrm.h
parent5f8629c526b4f7e529a6d27bbd802c0dc7fcc357 (diff)
downloadlinux-b71d1d426d263b0b6cb5760322efebbfc89d4463.tar.gz
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 'include/net/xfrm.h')
-rw-r--r--include/net/xfrm.h6
1 files changed, 3 insertions, 3 deletions
diff --git a/include/net/xfrm.h b/include/net/xfrm.h
index 65ea3134863..1cdd4b7b286 100644
--- a/include/net/xfrm.h
+++ b/include/net/xfrm.h
@@ -1475,7 +1475,7 @@ extern int xfrm6_input_addr(struct sk_buff *skb, xfrm_address_t *daddr,
extern int xfrm6_tunnel_register(struct xfrm6_tunnel *handler, unsigned short family);
extern int xfrm6_tunnel_deregister(struct xfrm6_tunnel *handler, unsigned short family);
extern __be32 xfrm6_tunnel_alloc_spi(struct net *net, xfrm_address_t *saddr);
-extern __be32 xfrm6_tunnel_spi_lookup(struct net *net, xfrm_address_t *saddr);
+extern __be32 xfrm6_tunnel_spi_lookup(struct net *net, const xfrm_address_t *saddr);
extern int xfrm6_extract_output(struct xfrm_state *x, struct sk_buff *skb);
extern int xfrm6_prepare_output(struct xfrm_state *x, struct sk_buff *skb);
extern int xfrm6_output(struct sk_buff *skb);
@@ -1569,8 +1569,8 @@ static inline int xfrm_addr_cmp(const xfrm_address_t *a,
case AF_INET:
return (__force u32)a->a4 - (__force u32)b->a4;
case AF_INET6:
- return ipv6_addr_cmp((struct in6_addr *)a,
- (struct in6_addr *)b);
+ return ipv6_addr_cmp((const struct in6_addr *)a,
+ (const struct in6_addr *)b);
}
}