net/ipv6: Rename rt6_get_cookie_safe

rt6_get_cookie_safe takes a fib6_info and checks the sernum of
the node. Update the name to reflect its purpose.
Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

include/net/ip6_fib.h

@@ -228,7 +228,7 @@ static inline bool fib6_check_expired(const struct fib6_info *f6i)
  * Return true if we can get cookie safely
  * Return false if not
  */
-static inline bool rt6_get_cookie_safe(const struct fib6_info *f6i,
+static inline bool fib6_get_cookie_safe(const struct fib6_info *f6i,
 					u32 *cookie)
 {
 	struct fib6_node *fn;
@@ -254,7 +254,7 @@ static inline u32 rt6_get_cookie(const struct rt6_info *rt)
 
 	if (rt->rt6i_flags & RTF_PCPU ||
 	    (unlikely(!list_empty(&rt->rt6i_uncached)) && rt->from))
-		rt6_get_cookie_safe(rt->from, &cookie);
+		fib6_get_cookie_safe(rt->from, &cookie);
 
 	return cookie;
 }

net/ipv6/route.c

@@ -2128,7 +2128,7 @@ static bool fib6_check(struct fib6_info *f6i, u32 cookie)
 {
 	u32 rt_cookie = 0;
 
-	if ((f6i && !rt6_get_cookie_safe(f6i, &rt_cookie)) ||
+	if ((f6i && !fib6_get_cookie_safe(f6i, &rt_cookie)) ||
 	     rt_cookie != cookie)
 		return false;
 
@@ -2142,7 +2142,7 @@ static struct dst_entry *rt6_check(struct rt6_info *rt, u32 cookie)
 {
 	u32 rt_cookie = 0;
 
-	if ((rt->from && !rt6_get_cookie_safe(rt->from, &rt_cookie)) ||
+	if ((rt->from && !fib6_get_cookie_safe(rt->from, &rt_cookie)) ||
 	    rt_cookie != cookie)
 		return NULL;