btrfs-progs: add strdup in btrfs_add_to_fsid() to track the device path

When creating a new btrfs_device, copy the path to track it.  This path
is then used by mkfs.btrfs to list all devices.

Signed-off-by: Goffredo Baroncelli <kreijack@inwind.it>
Reviewed-by: Satoru Takeuchi <takeuchi_satoru@jp.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.cz>

1 files changed, 1 insertions, 0 deletions

diff --git a/utils.c b/utils.c
index 61a9cd93..ef27c51e 100644
--- a/utils.c
+++ b/utils.c
@@ -750,6 +750,7 @@ int btrfs_add_to_fsid(struct btrfs_trans_handle *trans,
 	device->bytes_used = 0;
 	device->total_ios = 0;
 	device->dev_root = root->fs_info->dev_root;
+	device->name = strdup(path);
 
 	ret = btrfs_add_device(trans, root, device);
 	BUG_ON(ret);