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net: team: use IFF_NO_ADDRCONF flag to prevent ipv6 addrconf

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This patch is to use IFF_NO_ADDRCONF flag to prevent ipv6 addrconf
for Team port. This flag will be set in team_port_enter(), which
is called before dev_open(), and cleared in team_port_leave(),
called after dev_close() and the err path in team_port_add().

Signed-off-by: Xin Long <lucien.xin@gmail.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
This commit is contained in:
Xin Long 2022-12-09 10:21:39 -05:00 committed by Jakub Kicinski
parent 8a321cf7be
commit 0aa64df30b
1 changed files with 2 additions and 0 deletions
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2
drivers/net/team/team.c
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@ -1044,6 +1044,7 @@ static int team_port_enter(struct team *team, struct team_port *port)
goto err_port_enter;
}
}
port->dev->priv_flags |= IFF_NO_ADDRCONF;
return 0;
@ -1057,6 +1058,7 @@ static void team_port_leave(struct team *team, struct team_port *port)
{
if (team->ops.port_leave)
team->ops.port_leave(team, port);
port->dev->priv_flags &= ~IFF_NO_ADDRCONF;
dev_put(team->dev);
}