[IPV6]: Fix some code/comment formatting in ip6_dst_output().
Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -733,28 +733,29 @@ int ip6_dst_lookup(struct sock *sk, struct dst_entry **dst, struct flowi *fl)
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if (*dst) {
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struct rt6_info *rt = (struct rt6_info*)*dst;
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/* Yes, checking route validity in not connected
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case is not very simple. Take into account,
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that we do not support routing by source, TOS,
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and MSG_DONTROUTE --ANK (980726)
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1. If route was host route, check that
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cached destination is current.
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If it is network route, we still may
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check its validity using saved pointer
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to the last used address: daddr_cache.
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We do not want to save whole address now,
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(because main consumer of this service
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is tcp, which has not this problem),
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so that the last trick works only on connected
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sockets.
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2. oif also should be the same.
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*/
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/* Yes, checking route validity in not connected
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* case is not very simple. Take into account,
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* that we do not support routing by source, TOS,
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* and MSG_DONTROUTE --ANK (980726)
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*
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* 1. If route was host route, check that
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* cached destination is current.
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* If it is network route, we still may
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* check its validity using saved pointer
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* to the last used address: daddr_cache.
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* We do not want to save whole address now,
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* (because main consumer of this service
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* is tcp, which has not this problem),
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* so that the last trick works only on connected
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* sockets.
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* 2. oif also should be the same.
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*/
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if (((rt->rt6i_dst.plen != 128 ||
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!ipv6_addr_equal(&fl->fl6_dst, &rt->rt6i_dst.addr))
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!ipv6_addr_equal(&fl->fl6_dst,
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&rt->rt6i_dst.addr))
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&& (np->daddr_cache == NULL ||
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!ipv6_addr_equal(&fl->fl6_dst, np->daddr_cache)))
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!ipv6_addr_equal(&fl->fl6_dst,
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np->daddr_cache)))
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|| (fl->oif && fl->oif != (*dst)->dev->ifindex)) {
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dst_release(*dst);
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*dst = NULL;
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