[PATCH] nvmet: make 'tsas' attribute idempotent for RDMA

[Christoph Hellwig]

> +	if (port->disc_addr.trtype == NVMF_TRTYPE_RDMA) {
> +		for (i = 0; i < ARRAY_SIZE(nvmet_addr_tsas_rdma); i++) {
> +			u8 qptype;
> +
> +			if (sysfs_streq(page, nvmet_addr_tsas_rdma[i].name)) {
> +				qptype = nvmet_addr_tsas_rdma[i].type;
> +				if (qptype == port->disc_addr.tsas.rdma.qptype)
> +					return count;
> +			}
> +		}
> +	}
>  	if (port->disc_addr.trtype != NVMF_TRTYPE_TCP)
>  		return -EINVAL;

Sounds like this should switch on the transport types and have helpers
for each.