ipv6: correct comments about fib6_node sernum

correct comments in set and get fn_sernum

Signed-off-by: zhang kai <zhangkaiheb@126.com>
Reviewed-by: David Ahern <dsahern@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h
index 15b7fbe6b15c28ef30ee7b578d3bc6d2aa368028..c412dde4d67dca88fa236522dadfbbc0eb8a97f4 100644 (file)
--- a/include/net/ip6_fib.h
+++ b/include/net/ip6_fib.h
@@ -267,7 +267,7 @@ static inline bool fib6_check_expired(const struct fib6_info *f6i)
        return false;
 }
 
-/* Function to safely get fn->sernum for passed in rt
+/* Function to safely get fn->fn_sernum for passed in rt
  * and store result in passed in cookie.
  * Return true if we can get cookie safely
  * Return false if not
@@ -282,7 +282,7 @@ static inline bool fib6_get_cookie_safe(const struct fib6_info *f6i,
 
        if (fn) {
                *cookie = fn->fn_sernum;
-               /* pairs with smp_wmb() in fib6_update_sernum_upto_root() */
+               /* pairs with smp_wmb() in __fib6_update_sernum_upto_root() */
                smp_rmb();
                status = true;
        }

diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index 2d650dc24349b3369c271328c70a2214b9651fda..ef75c9b05f17e4d0db615539bc39693be321cc43 100644 (file)
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1341,7 +1341,7 @@ static void __fib6_update_sernum_upto_root(struct fib6_info *rt,
        struct fib6_node *fn = rcu_dereference_protected(rt->fib6_node,
                                lockdep_is_held(&rt->fib6_table->tb6_lock));
 
-       /* paired with smp_rmb() in rt6_get_cookie_safe() */
+       /* paired with smp_rmb() in fib6_get_cookie_safe() */
        smp_wmb();
        while (fn) {
                fn->fn_sernum = sernum;