[PATCH] nvme: use uuid_t in nvme_ns

[Johannes Thumshirn]

struct nvme_ns still uses u u8 uuid[16], change it to using uuid_t.

Signed-off-by: Johannes Thumshirn <jthumsh...@suse.de>
---
 drivers/nvme/host/core.c | 8 ++++----
 drivers/nvme/host/nvme.h | 2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c
index c427a7fc31ae..ef8213ab0f7d 100644
--- a/drivers/nvme/host/core.c
+++ b/drivers/nvme/host/core.c
@@ -699,7 +699,7 @@ static int nvme_identify_ns_descs(struct nvme_ns *ns, 
unsigned nsid)
                                goto free_data;
                        }
                        len = NVME_NIDT_UUID_LEN;
-                       memcpy(ns->uuid, data + pos + sizeof(*cur), len);
+                       memcpy(&ns->uuid, data + pos + sizeof(*cur), len);
                        break;
                default:
                        /* Skip unnkown types */
@@ -1895,12 +1895,12 @@ static ssize_t uuid_show(struct device *dev, struct 
device_attribute *attr,
        /* For backward compatibility expose the NGUID to userspace if
         * we have no UUID set
         */
-       if (!memchr_inv(ns->uuid, 0, sizeof(ns->uuid))) {
+       if (!memchr_inv(&ns->uuid, 0, sizeof(ns->uuid))) {
                printk_ratelimited(KERN_WARNING
                                   "No UUID available providing old NGUID\n");
                return sprintf(buf, "%pU\n", ns->nguid);
        }
-       return sprintf(buf, "%pU\n", ns->uuid);
+       return sprintf(buf, "%pU\n", &ns->uuid);
 }
 static DEVICE_ATTR(uuid, S_IRUGO, uuid_show, NULL);
 
@@ -1936,7 +1936,7 @@ static umode_t nvme_ns_attrs_are_visible(struct kobject 
*kobj,
        struct nvme_ns *ns = nvme_get_ns_from_dev(dev);
 
        if (a == &dev_attr_uuid.attr) {
-               if (!memchr_inv(ns->uuid, 0, sizeof(ns->uuid)) ||
+               if (!memchr_inv(&ns->uuid, 0, sizeof(ns->uuid)) ||
                    !memchr_inv(ns->nguid, 0, sizeof(ns->nguid)))
                        return 0;
        }
diff --git a/drivers/nvme/host/nvme.h b/drivers/nvme/host/nvme.h
index 7007521e8194..8ac225882097 100644
--- a/drivers/nvme/host/nvme.h
+++ b/drivers/nvme/host/nvme.h
@@ -190,7 +190,7 @@ struct nvme_ns {
 
        u8 eui[8];
        u8 nguid[16];
-       u8 uuid[16];
+       uuid_t uuid;
 
        unsigned ns_id;
        int lba_shift;
-- 
2.12.3