From: Baoquan He <[email protected]>

commit c3db901c54466a9c135d1e6e95fec452e8a42666 upstream.

The current code missed freeing domain id when free a domain of
struct dma_ops_domain.

Signed-off-by: Baoquan He <[email protected]>
Fixes: ec487d1a110a ('x86, AMD IOMMU: add domain allocation and deallocation 
functions')
Signed-off-by: Joerg Roedel <[email protected]>
Signed-off-by: Willy Tarreau <[email protected]>
---
 drivers/iommu/amd_iommu.c | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index a3a0567..1c62c24 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -1991,6 +1991,9 @@ static void dma_ops_domain_free(struct dma_ops_domain 
*dom)
                kfree(dom->aperture[i]);
        }
 
+       if (dom->domain.id)
+               domain_id_free(dom->domain.id);
+
        kfree(dom);
 }
 
-- 
2.8.0.rc2.1.gbe9624a

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