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net: Correct the comment of dst_dev_put()

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Since commit 8d7017fd62 ("blackhole_netdev: use blackhole_netdev to
invalidate dst entries"), we use blackhole_netdev to invalidate dst entries
instead of loopback device anymore.

Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Miaohe Lin
2020-09-10 04:41:53 -04:00
committed by David S. Miller
parent 66d42ed8b2
commit 1be107de2e
1 changed files with 1 additions and 1 deletions
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net/core/dst.c
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@@ -144,7 +144,7 @@ static void dst_destroy_rcu(struct rcu_head *head)
/* Operations to mark dst as DEAD and clean up the net device referenced
* by dst:
* 1. put the dst under loopback interface and discard all tx/rx packets
* 1. put the dst under blackhole interface and discard all tx/rx packets
* on this route.
* 2. release the net_device
* This function should be called when removing routes from the fib tree