iommu/amd: Fix resource leak in iommu_init_device()

Detected by cppcheck.

Signed-off-by: Kamil Dudka <kdudka@redhat.com>
Signed-off-by: Joerg Roedel <joro@8bytes.org>

1 files changed, 3 insertions, 1 deletions

diff --git a/drivers/iommu/amd_iommu.c b/drivers/iommu/amd_iommu.c
index 6dc659426a51..72531f008a5e 100644
--- a/drivers/iommu/amd_iommu.c
+++ b/drivers/iommu/amd_iommu.c
@@ -456,8 +456,10 @@ static int iommu_init_device(struct device *dev)
         }
 
         ret = init_iommu_group(dev);
-        if (ret)
+        if (ret) {
+                free_dev_data(dev_data);
                 return ret;
+        }
 
         if (pci_iommuv2_capable(pdev)) {
                 struct amd_iommu *iommu;