[IPV6]: Remove useless code from fib6_del_route().

There are useless codes in fib6_del_route(). The following patch has
been tested, every thing looks fine, as usual.

Signed-off-by: Gui Jianfeng <guijianfeng@cn.fujitsu.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

1 files changed, 0 insertions, 3 deletions

diff --git a/net/ipv6/ip6_fib.c b/net/ipv6/ip6_fib.c
index df05c6f2189c..7165a5e90f45 100644
--- a/net/ipv6/ip6_fib.c
+++ b/net/ipv6/ip6_fib.c
@@ -1126,9 +1126,6 @@ static void fib6_del_route(struct fib6_node *fn, struct rt6_info **rtp,
 
         rt->u.dst.rt6_next = NULL;
 
-        if (fn->leaf == NULL && fn->fn_flags&RTN_TL_ROOT)
-                fn->leaf = &ip6_null_entry;
-
         /* If it was last route, expunge its radix tree node */
         if (fn->leaf == NULL) {
                 fn->fn_flags &= ~RTN_RTINFO;