[IPV6]: Misc endianness annotations.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 9 insertions, 9 deletions

diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index be699f85b2c7..85ff3dc45148 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -60,7 +60,7 @@
  */
 
 #define HASH_SIZE  16
-#define HASH(addr) ((addr^(addr>>4))&0xF)
+#define HASH(addr) (((__force u32)addr^((__force u32)addr>>4))&0xF)
 
 static int ipip6_fb_tunnel_init(struct net_device *dev);
 static int ipip6_tunnel_init(struct net_device *dev);
@@ -76,7 +76,7 @@ static struct ip_tunnel **tunnels[4] = { tunnels_wc, tunnels_l, tunnels_r, tunne
 
 static DEFINE_RWLOCK(ipip6_lock);
 
-static struct ip_tunnel * ipip6_tunnel_lookup(u32 remote, u32 local)
+static struct ip_tunnel * ipip6_tunnel_lookup(__be32 remote, __be32 local)
 {
         unsigned h0 = HASH(remote);
         unsigned h1 = HASH(local);
@@ -102,8 +102,8 @@ static struct ip_tunnel * ipip6_tunnel_lookup(u32 remote, u32 local)
 
 static struct ip_tunnel ** ipip6_bucket(struct ip_tunnel *t)
 {
-        u32 remote = t->parms.iph.daddr;
-        u32 local = t->parms.iph.saddr;
+        __be32 remote = t->parms.iph.daddr;
+        __be32 local = t->parms.iph.saddr;
         unsigned h = 0;
         int prio = 0;
 
@@ -144,8 +144,8 @@ static void ipip6_tunnel_link(struct ip_tunnel *t)
 
 static struct ip_tunnel * ipip6_tunnel_locate(struct ip_tunnel_parm *parms, int create)
 {
-        u32 remote = parms->iph.daddr;
-        u32 local = parms->iph.saddr;
+        __be32 remote = parms->iph.daddr;
+        __be32 local = parms->iph.saddr;
         struct ip_tunnel *t, **tp, *nt;
         struct net_device *dev;
         unsigned h = 0;
@@ -405,9 +405,9 @@ out:
 /* Returns the embedded IPv4 address if the IPv6 address
    comes from 6to4 (RFC 3056) addr space */
 
-static inline u32 try_6to4(struct in6_addr *v6dst)
+static inline __be32 try_6to4(struct in6_addr *v6dst)
 {
-        u32 dst = 0;
+        __be32 dst = 0;
 
         if (v6dst->s6_addr16[0] == htons(0x2002)) {
                 /* 6to4 v6 addr has 16 bits prefix, 32 v4addr, 16 SLA, ... */
@@ -432,7 +432,7 @@ static int ipip6_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
         struct net_device *tdev;                        /* Device to other host */
         struct iphdr  *iph;                     /* Our new IP header */
         int    max_headroom;                    /* The extra header space needed */
-        u32    dst = tiph->daddr;
+        __be32 dst = tiph->daddr;
         int    mtu;
         struct in6_addr *addr6; 
         int addr_type;