drivers/vfio/vfio_iommu_spapr_tce.c

782 	unsigned long minsz;
788 	minsz = offsetofend(struct vfio_eeh_pe_op, op);
789 	if (copy_from_user(&op, (void __user *)arg, minsz))
791 	if (op.argsz < minsz || op.flags)
815 		minsz = offsetofend(struct vfio_eeh_pe_op, err.mask);
816 		if (op.argsz < minsz)
818 		if (copy_from_user(&op, (void __user *)arg, minsz))
832 	unsigned long minsz, ddwsz;
872 		minsz = offsetofend(struct vfio_iommu_spapr_tce_info,
875 		if (copy_from_user(&info, (void __user *)arg, minsz))
878 		if (info.argsz < minsz)
898 			minsz = ddwsz;
900 		if (copy_to_user((void __user *)arg, &info, minsz))
914 		minsz = offsetofend(struct vfio_iommu_type1_dma_map, size);
916 		if (copy_from_user(&param, (void __user *)arg, minsz))
919 		if (param.argsz < minsz)
980 		minsz = offsetofend(struct vfio_iommu_type1_dma_unmap,
983 		if (copy_from_user(&param, (void __user *)arg, minsz))
986 		if (param.argsz < minsz)
1022 		minsz = offsetofend(struct vfio_iommu_spapr_register_memory,
1029 		if (copy_from_user(&param, (void __user *)arg, minsz))
1032 		if (param.argsz < minsz)
1055 		minsz = offsetofend(struct vfio_iommu_spapr_register_memory,
1058 		if (copy_from_user(&param, (void __user *)arg, minsz))
1061 		if (param.argsz < minsz)
1119 		minsz = offsetofend(struct vfio_iommu_spapr_tce_create,
1122 		if (copy_from_user(&create, (void __user *)arg, minsz))
1125 		if (create.argsz < minsz)
1142 		if (!ret && copy_to_user((void __user *)arg, &create, minsz))
1160 		minsz = offsetofend(struct vfio_iommu_spapr_tce_remove,
1163 		if (copy_from_user(&remove, (void __user *)arg, minsz))
1166 		if (remove.argsz < minsz)