From: Thierry Reding <treding@nvidia.com>
Date: Wed, 18 Dec 2019 14:42:03 +0100
Subject: iommu: amd: Use generic_iommu_put_resv_regions()
Git-commit: 55c2564a6852d27d34938ec748a5f3903b335a0b
Patch-mainline: v5.6-rc1
References: bsc#1175713

Use the new standard function instead of open-coding it.

Signed-off-by: Thierry Reding <treding@nvidia.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
---
 drivers/iommu/amd_iommu.c | 11 +----------
 1 file changed, 1 insertion(+), 10 deletions(-)

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index bd25674ee4db..2c336b87f340 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -2641,15 +2641,6 @@ static void amd_iommu_get_resv_regions(struct device *dev,
 	list_add_tail(&region->list, head);
 }
 
-static void amd_iommu_put_resv_regions(struct device *dev,
-				     struct list_head *head)
-{
-	struct iommu_resv_region *entry, *next;
-
-	list_for_each_entry_safe(entry, next, head, list)
-		kfree(entry);
-}
-
 static bool amd_iommu_is_attach_deferred(struct iommu_domain *domain,
 					 struct device *dev)
 {
@@ -2688,7 +2679,7 @@ const struct iommu_ops amd_iommu_ops = {
 	.device_group = amd_iommu_device_group,
 	.domain_get_attr = amd_iommu_domain_get_attr,
 	.get_resv_regions = amd_iommu_get_resv_regions,
-	.put_resv_regions = amd_iommu_put_resv_regions,
+	.put_resv_regions = generic_iommu_put_resv_regions,
 	.is_attach_deferred = amd_iommu_is_attach_deferred,
 	.pgsize_bitmap	= AMD_IOMMU_PGSIZES,
 	.flush_iotlb_all = amd_iommu_flush_iotlb_all,