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[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>
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@ -1126,9 +1126,6 @@ static void fib6_del_route(struct fib6_node *fn, struct rt6_info **rtp,
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rt->u.dst.rt6_next = NULL;
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if (fn->leaf == NULL && fn->fn_flags&RTN_TL_ROOT)
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fn->leaf = &ip6_null_entry;
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/* If it was last route, expunge its radix tree node */
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if (fn->leaf == NULL) {
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fn->fn_flags &= ~RTN_RTINFO;
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