ipv6: minor fib6 cleanups like type safety, bool conversion, inline removal

Also renamed struct fib6_walker_t to fib6_walker and enum fib_walk_state_t
to fib6_walk_state as recommended by Cong Wang.

Cc: Cong Wang <cwang@twopensource.com>
Cc: YOSHIFUJI Hideaki <hideaki@yoshifuji.org>
Cc: Martin Lau <kafai@fb.com>
Signed-off-by: Hannes Frederic Sowa <hannes@stressinduktion.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 14 insertions, 4 deletions

diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index cf485f9aa563..9221bf4c64f7 100644
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -202,15 +202,25 @@ static inline void ip6_rt_put(struct rt6_info *rt)
         dst_release(&rt->dst);
 }
 
-struct fib6_walker_t {
+enum fib6_walk_state {
+#ifdef CONFIG_IPV6_SUBTREES
+        FWS_S,
+#endif
+        FWS_L,
+        FWS_R,
+        FWS_C,
+        FWS_U
+};
+
+struct fib6_walker {
         struct list_head lh;
         struct fib6_node *root, *node;
         struct rt6_info *leaf;
-        unsigned char state;
-        unsigned char prune;
+        enum fib6_walk_state state;
+        bool prune;
         unsigned int skip;
         unsigned int count;
-        int (*func)(struct fib6_walker_t *);
+        int (*func)(struct fib6_walker *);
         void *args;
 };