net: add phys ID compare helper to test if two IDs are the same
Signed-off-by: Scott Feldman <sfeldma@gmail.com> Acked-by: Jiri Pirko <jiri@resnulli.us> Signed-off-by: David S. Miller <davem@davemloft.net>
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0c4f691ff6
Коммит
d754f98b50
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@ -766,6 +766,13 @@ struct netdev_phys_item_id {
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unsigned char id_len;
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};
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static inline bool netdev_phys_item_id_same(struct netdev_phys_item_id *a,
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struct netdev_phys_item_id *b)
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{
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return a->id_len == b->id_len &&
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memcmp(a->id, b->id, a->id_len) == 0;
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}
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typedef u16 (*select_queue_fallback_t)(struct net_device *dev,
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struct sk_buff *skb);
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@ -910,13 +910,9 @@ static struct net_device *switchdev_get_dev_by_nhs(struct fib_info *fi)
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if (switchdev_port_attr_get(dev, &attr))
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return NULL;
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if (nhsel > 0) {
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if (prev_attr.u.ppid.id_len != attr.u.ppid.id_len)
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if (nhsel > 0 &&
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!netdev_phys_item_id_same(&prev_attr.u.ppid, &attr.u.ppid))
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return NULL;
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if (memcmp(prev_attr.u.ppid.id, attr.u.ppid.id,
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attr.u.ppid.id_len))
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return NULL;
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}
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prev_attr = attr;
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}
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