diff --git a/utils.c b/utils.c

index a5ffb62..f6686c6 100644

--- a/utils.c

+++ b/utils.c

@@ -476,7 +476,7 @@ int btrfs_add_to_fsid(struct btrfs_trans_handle *trans,

 	u64 num_devs;

 	int ret;

-	device = kmalloc(sizeof(*device), GFP_NOFS);

+	device = kzalloc(sizeof(*device), GFP_NOFS);

 	if (!device)

 		return -ENOMEM;

 	buf = kmalloc(sectorsize, GFP_NOFS);

@@ -502,6 +502,7 @@ 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;

+	INIT_LIST_HEAD(&device->dev_list);

 	ret = btrfs_add_device(trans, root, device);

 	BUG_ON(ret);