ipv6: keep track of routes using src

[tomoyo/tomoyo-test1.git] / net / ipv6 / ip6_fib.c

diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index f66bc2a..7bae6a9 100644 (file)
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1461,6 +1461,8 @@ out:
                }
 #endif
                goto failure;
+       } else if (fib6_requires_src(rt)) {
+               fib6_routes_require_src_inc(info->nl_net);
        }
        return err;
 
@@ -1933,6 +1935,8 @@ int fib6_del(struct fib6_info *rt, struct nl_info *info)
                struct fib6_info *cur = rcu_dereference_protected(*rtp,
                                        lockdep_is_held(&table->tb6_lock));
                if (rt == cur) {
+                       if (fib6_requires_src(cur))
+                               fib6_routes_require_src_dec(info->nl_net);
                        fib6_del_route(table, fn, rtp, info);
                        return 0;
                }