If the IOMMU group setup fails, the reset module is not released.
Fixes: b5add544d677d363 ("vfio, platform: make reset driver a requirement by default")
Signed-off-by: Geert Uytterhoeven <geert+renesas@xxxxxxxxx>
Reviewed-by: Eric Auger <eric.auger@xxxxxxxxxx>
---
v2:
- Add Reviewed-by.
---
drivers/vfio/platform/vfio_platform_common.c | 15 ++++++++++-----
1 file changed, 10 insertions(+), 5 deletions(-)
diff --git a/drivers/vfio/platform/vfio_platform_common.c b/drivers/vfio/platform/vfio_platform_common.c
index 35469af87f88678e..b60bb5326668498c 100644
--- a/drivers/vfio/platform/vfio_platform_common.c
+++ b/drivers/vfio/platform/vfio_platform_common.c
@@ -680,18 +680,23 @@ int vfio_platform_probe_common(struct vfio_platform_device *vdev,
group = vfio_iommu_group_get(dev);
if (!group) {
pr_err("VFIO: No IOMMU group for device %s\n", vdev->name);
- return -EINVAL;
+ ret = -EINVAL;
+ goto put_reset;
}
ret = vfio_add_group_dev(dev, &vfio_platform_ops, vdev);
- if (ret) {
- vfio_iommu_group_put(group, dev);
- return ret;
- }
+ if (ret)
+ goto put_iommu;
mutex_init(&vdev->igate);
return 0;
+
+put_iommu:
+ vfio_iommu_group_put(group, dev);
+put_reset:
+ vfio_platform_put_reset(vdev);
+ return ret;
}
EXPORT_SYMBOL_GPL(vfio_platform_probe_common);
--
2.7.4
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