On Fri, 11 Aug 2017 15:16:06 +0200
Eric Auger wrote:
> In vfio_iommu_group_get() we want to increase the reference
> count of the iommu group.
>
> In noiommu case, the group does not exist and is allocated.
> iommu_group_add_device() increases the group ref count. However we
> then call iommu_gr
In vfio_iommu_group_get() we want to increase the reference
count of the iommu group.
In noiommu case, the group does not exist and is allocated.
iommu_group_add_device() increases the group ref count. However we
then call iommu_group_put() which decrements it.
This leads to a "refcount_t: underf
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