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1/* SPDX-License-Identifier: GPL-2.0 */2#ifndef _ASM_GENERIC_IOCTL_H3#define _ASM_GENERIC_IOCTL_H4 5#include <uapi/asm-generic/ioctl.h>6 7#ifdef __CHECKER__8#define _IOC_TYPECHECK(t) (sizeof(t))9#else10/* provoke compile error for invalid uses of size argument */11extern unsigned int __invalid_size_argument_for_IOC;12#define _IOC_TYPECHECK(t) \13 ((sizeof(t) == sizeof(t[1]) && \14 sizeof(t) < (1 << _IOC_SIZEBITS)) ? \15 sizeof(t) : __invalid_size_argument_for_IOC)16#endif17 18#endif /* _ASM_GENERIC_IOCTL_H */19