[PATCH] nvme-pci: use standard block status symbolic names to check return value

[Baolin Wang]

It's better to use the same symbol as the return to check return value,
and will always work in the unlikely event that the defines are reordered.

Suggested-by: Keith Busch <kbu...@kernel.org>
Signed-off-by: Baolin Wang <baolin.w...@linux.alibaba.com>
---
 drivers/nvme/host/pci.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/drivers/nvme/host/pci.c b/drivers/nvme/host/pci.c
index 1ac0717..45cb59c 100644
--- a/drivers/nvme/host/pci.c
+++ b/drivers/nvme/host/pci.c
@@ -873,18 +873,18 @@ static blk_status_t nvme_queue_rq(struct blk_mq_hw_ctx 
*hctx,
                return BLK_STS_IOERR;
 
        ret = nvme_setup_cmd(ns, req, &cmnd);
-       if (ret)
+       if (ret != BLK_STS_OK)
                return ret;
 
        if (blk_rq_nr_phys_segments(req)) {
                ret = nvme_map_data(dev, req, &cmnd);
-               if (ret)
+               if (ret != BLK_STS_OK)
                        goto out_free_cmd;
        }
 
        if (blk_integrity_rq(req)) {
                ret = nvme_map_metadata(dev, req, &cmnd);
-               if (ret)
+               if (ret != BLK_STS_OK)
                        goto out_unmap_data;
        }
 
-- 
1.8.3.1