nvme-fabrics: unset write/poll queues for discovery controllers

Even if user-space sent it to us, it got it wrong so lets
help by disallowing it.

Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Christoph Hellwig <hch@lst.de>

diff --git a/drivers/nvme/host/fabrics.c b/drivers/nvme/host/fabrics.c
index b2ab213f43dead83370a883ad64e8875de964c41..3eb908c50e1a6199054fb0239a3e445ba3a439a9 100644 (file)
--- a/drivers/nvme/host/fabrics.c
+++ b/drivers/nvme/host/fabrics.c
@@ -874,6 +874,8 @@ static int nvmf_parse_options(struct nvmf_ctrl_options *opts,
        if (opts->discovery_nqn) {
                opts->kato = 0;
                opts->nr_io_queues = 0;
+               opts->nr_write_queues = 0;
+               opts->nr_poll_queues = 0;
                opts->duplicate_connect = true;
        }
        if (ctrl_loss_tmo < 0)