nbd: allow genl access outside init_net

NBD doesn't have much to do with networking, allow users outside
init_net to access the family.

Reviewed-by: Josef Bacik <josef@toxicpanda.com>
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Reviewed-by: Chaitanya Kulkarni <kch@nvidia.com>
Link: https://lore.kernel.org/r/20230224021301.1630703-1-kuba@kernel.org
Signed-off-by: Jens Axboe <axboe@kernel.dk>

diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 592cfa8..53e4bb7 100644 (file)
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -2325,6 +2325,7 @@ static struct genl_family nbd_genl_family __ro_after_init = {
        .n_small_ops    = ARRAY_SIZE(nbd_connect_genl_ops),
        .resv_start_op  = NBD_CMD_STATUS + 1,
        .maxattr        = NBD_ATTR_MAX,
+       .netnsok        = 1,
        .policy = nbd_attr_policy,
        .mcgrps         = nbd_mcast_grps,
        .n_mcgrps       = ARRAY_SIZE(nbd_mcast_grps),