diff options
| author | Christoph Hellwig | 2021-05-19 09:11:54 +0200 |
|---|---|---|
| committer | Christoph Hellwig | 2021-06-03 10:29:25 +0300 |
| commit | d8ca66e82191a9a95926f7f129028bd362202d5d (patch) | |
| tree | 7e699c810993c3fae235f119b27c5e316ed5febd /drivers/nvme | |
| parent | 85b790a7ae0518dd745bbb97d532b83840d2db04 (diff) | |
nvme: move the CSI sanity check into nvme_ns_report_zones
Move the CSI check into nvme_ns_report_zones to clean up the code
a little bit and prepare for further refactoring.
Signed-off-by: Christoph Hellwig <hch@lst.de>
Reviewed-by: Keith Busch <kbusch@kernel.org>
Reviewed-by: Sagi Grimberg <sagi@grimberg.me>
Diffstat (limited to 'drivers/nvme')
| -rw-r--r-- | drivers/nvme/host/zns.c | 9 |
1 files changed, 4 insertions, 5 deletions
diff --git a/drivers/nvme/host/zns.c b/drivers/nvme/host/zns.c index 475dd45c3db4..31e789ecd940 100644 --- a/drivers/nvme/host/zns.c +++ b/drivers/nvme/host/zns.c @@ -180,6 +180,9 @@ static int nvme_ns_report_zones(struct nvme_ns *ns, sector_t sector, unsigned int nz, i; size_t buflen; + if (ns->head->ids.csi != NVME_CSI_ZNS) + return -EINVAL; + report = nvme_zns_alloc_report_buffer(ns, nr_zones, &buflen); if (!report) return -ENOMEM; @@ -237,11 +240,7 @@ int nvme_report_zones(struct gendisk *disk, sector_t sector, ns = nvme_get_ns_from_disk(disk, &head, &srcu_idx); if (unlikely(!ns)) return -EWOULDBLOCK; - - if (ns->head->ids.csi == NVME_CSI_ZNS) - ret = nvme_ns_report_zones(ns, sector, nr_zones, cb, data); - else - ret = -EINVAL; + ret = nvme_ns_report_zones(ns, sector, nr_zones, cb, data); nvme_put_ns_from_disk(head, srcu_idx); return ret; |