diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index 5543fd5..e6934de 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -516,7 +516,8 @@
 	if (!pending_snapshot)
 		return -ENOMEM;
 
-	btrfs_init_block_rsv(&pending_snapshot->block_rsv);
+	btrfs_init_block_rsv(&pending_snapshot->block_rsv,
+			     BTRFS_BLOCK_RSV_TEMP);
 	pending_snapshot->dentry = dentry;
 	pending_snapshot->root = root;
 	pending_snapshot->readonly = readonly;