David Ahern c22a133a83 rtnetlink: skip metrics loop for dst_default_metrics ...

dst_default_metrics has all of the metrics initialized to 0, so nothing
will be added to the skb in rtnetlink_put_metrics. Avoid the loop if
metrics is from dst_default_metrics.

Signed-off-by: David Ahern <dsahern@gmail.com>
Signed-off-by: David S. Miller <davem@davemloft.net>

2019-06-26 13:14:59 -07:00

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