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Fixes: 4b6fad7097f8 ("powerpc/mm/iommu, vfio/spapr: Put pages on VFIO conta= iner shutdown") Signed-off-by: Alexey Kardashevskiy Reviewed-by: David Gibson Signed-off-by: Alex Williamson Signed-off-by: Sasha Levin --- drivers/vfio/vfio_iommu_spapr_tce.c | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/drivers/vfio/vfio_iommu_spapr_tce.c b/drivers/vfio/vfio_iommu_= spapr_tce.c index 87ad0d72d8a9..70c748a5fbcc 100644 --- a/drivers/vfio/vfio_iommu_spapr_tce.c +++ b/drivers/vfio/vfio_iommu_spapr_tce.c @@ -195,6 +195,11 @@ static long tce_iommu_register_pages(struct tce_contai= ner *container, return ret; =20 tcemem =3D kzalloc(sizeof(*tcemem), GFP_KERNEL); + if (!tcemem) { + mm_iommu_put(container->mm, mem); + return -ENOMEM; + } + tcemem->mem =3D mem; list_add(&tcemem->next, &container->prereg_list); =20 --=20 2.14.1