1#ifndef _ASM_GENERIC_IOCTL_H
2#define _ASM_GENERIC_IOCTL_H
3
4#include <uapi/asm-generic/ioctl.h>
5
6#ifdef __CHECKER__
7#define _IOC_TYPECHECK(t) (sizeof(t))
8#else
9/* provoke compile error for invalid uses of size argument */
10extern unsigned int __invalid_size_argument_for_IOC;
11#define _IOC_TYPECHECK(t) \
12	((sizeof(t) == sizeof(t[1]) && \
13	  sizeof(t) < (1 << _IOC_SIZEBITS)) ? \
14	  sizeof(t) : __invalid_size_argument_for_IOC)
15#endif
16
17#endif /* _ASM_GENERIC_IOCTL_H */
18