net: introduce nla_policy for IFLA_NEW_IFINDEX

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In this case, we don't need to check that new_ifindex is positive in
validate_linkmsg.

Fixes: eeb85a14ee ("net: Allow to specify ifindex when device is moved to another namespace")
Suggested-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: Andrei Vagin <avagin@gmail.com>
Acked-by: Jakub Kicinski <kuba@kernel.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

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Andrei Vagin 2021-04-06 23:40:03 -07:00 • committed by David S. Miller

parent f86c70ed04

commit 7e4a51319d

1 changed files with 1 additions and 3 deletions

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net/core/rtnetlink.c

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