129   while (hdf5->groups) {  in PetscViewerDestroy_HDF5()
130     PetscViewerHDF5GroupList *tmp = hdf5->groups->next;  in PetscViewerDestroy_HDF5()
132     PetscCall(PetscFree(hdf5->groups->name));  in PetscViewerDestroy_HDF5()
133     PetscCall(PetscFree(hdf5->groups));  in PetscViewerDestroy_HDF5()
134     hdf5->groups = tmp;  in PetscViewerDestroy_HDF5()
639   hdf5->groups           = NULL;  in PetscViewerCreate_HDF5()
779       gname = (hdf5->groups && hdf5->groups->name) ? hdf5->groups->name : NULL;  in PetscViewerHDF5PushGroup()
790       const char *parent = (hdf5->groups && hdf5->groups->name) ? hdf5->groups->name : "";  in PetscViewerHDF5PushGroup()
797   groupNode->next = hdf5->groups;  in PetscViewerHDF5PushGroup()
798   hdf5->groups    = groupNode;  in PetscViewerHDF5PushGroup()
821 …PetscCheck(hdf5->groups, PetscObjectComm((PetscObject)viewer), PETSC_ERR_ARG_WRONGSTATE, "HDF5 gro…  in PetscViewerHDF5PopGroup()
822   groupNode    = hdf5->groups;  in PetscViewerHDF5PopGroup()
823   hdf5->groups = hdf5->groups->next;  in PetscViewerHDF5PopGroup()
836   if (hdf5->groups) *name = hdf5->groups->name;  in PetscViewerHDF5GetGroup_Internal()