3.16.40-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Baoquan He <bhe@xxxxxxxxxx> commit c3db901c54466a9c135d1e6e95fec452e8a42666 upstream. The current code missed freeing domain id when free a domain of struct dma_ops_domain. Signed-off-by: Baoquan He <bhe@xxxxxxxxxx> Fixes: ec487d1a110a ('x86, AMD IOMMU: add domain allocation and deallocation functions') Signed-off-by: Joerg Roedel <jroedel@xxxxxxx> Signed-off-by: Ben Hutchings <ben@xxxxxxxxxxxxxxx> --- drivers/iommu/amd_iommu.c | 3 +++ 1 file changed, 3 insertions(+) --- a/drivers/iommu/amd_iommu.c +++ b/drivers/iommu/amd_iommu.c @@ -2037,6 +2037,9 @@ static void dma_ops_domain_free(struct d kfree(dom->aperture[i]); } + if (dom->domain.id) + domain_id_free(dom->domain.id); + kfree(dom); }