net: remove unused argument of __netdev_find_adj()

The __netdev_find_adj() helper does not use its first argument, only the
device to find and list to walk through.

Signed-off-by: Michal Kubecek <mkubecek@suse.cz>
Signed-off-by: David S. Miller <davem@davemloft.net>
1 file changed