selftests: net: lib: Add ip_link_has_flag()
Add a helper to determine whether a given netdevice has a given flag. Rewrite ip_link_is_up() in terms of the new helper. Signed-off-by:Petr Machata <petrm@nvidia.com> Reviewed-by:
Nikolay Aleksandrov <razor@blackwall.org> Link: https://patch.msgid.link/e1eb174a411f9d24735d095984c731d1d4a5a592.1750113335.git.petrm@nvidia.com Signed-off-by:
Jakub Kicinski <kuba@kernel.org>
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