On Wed, Oct 28, 2015 at 10:26:28PM +0000, Xiao Guangrong wrote:
> +static void nvdimm_dsm_func_set_label_data(NVDIMMDevice *nvdimm,
> + nvdimm_dsm_in *in, GArray *out)
> +{
> + NVDIMMClass *nvc = NVDIMM_GET_CLASS(nvdimm);
> + nvdimm_func_in_set_label_data *set_label_data = &in->func_set_label_data;
> + uint32_t status;
> +
> + le32_to_cpus(&set_label_data->offset);
> + le32_to_cpus(&set_label_data->length);
> +
> + nvdimm_debug("Write Label Data: offset %#x length %#x.\n",
> + set_label_data->offset, set_label_data->length);
> +
> + if (nvdimm->label_size < set_label_data->offset + set_label_data->length) {
Integer overflow.
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