btrfs-progs: mkfs: remove unused code of format uuid string

Variant named dev_uuid and uuid_unparse() for set its value are
not used, remove it.

Signed-off-by: Zhao Lei <zhaolei@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>

diff --git a/mkfs.c b/mkfs.c
index 70883d3..72ee290 100644 (file)
--- a/mkfs.c
+++ b/mkfs.c
@@ -1174,9 +1174,6 @@ static void list_all_devices(struct btrfs_root *root)
        printf("Devices:\n");
        printf("   ID        SIZE  PATH\n");
        list_for_each_entry(device, &fs_devices->devices, dev_list) {
-               char dev_uuid[BTRFS_UUID_UNPARSED_SIZE];
-
-               uuid_unparse(device->uuid, dev_uuid);
                printf("  %3llu  %10s  %s\n",
                        device->devid,
                        pretty_size(device->total_bytes),