[mirror_ubuntu-zesty-kernel.git] / include / asm-generic / ioctl.h

#ifndef _ASM_GENERIC_IOCTL_H
#define _ASM_GENERIC_IOCTL_H

#include <uapi/asm-generic/ioctl.h>

#ifdef __CHECKER__
#define _IOC_TYPECHECK(t) (sizeof(t))
#else
/* provoke compile error for invalid uses of size argument */
extern unsigned int __invalid_size_argument_for_IOC;
#define _IOC_TYPECHECK(t) \
	((sizeof(t) == sizeof(t[1]) && \
	  sizeof(t) < (1 << _IOC_SIZEBITS)) ? \
	  sizeof(t) : __invalid_size_argument_for_IOC)
#endif

#endif /* _ASM_GENERIC_IOCTL_H */
Commit	Line	Data
af4cd3fe BG	1	#ifndef _ASM_GENERIC_IOCTL_H
	2	#define _ASM_GENERIC_IOCTL_H
	3
8a1ab315	4	#include <uapi/asm-generic/ioctl.h>
af4cd3fe	5
d55875f5 HV	6	#ifdef __CHECKER__
	7	#define _IOC_TYPECHECK(t) (sizeof(t))
	8	#else
af4cd3fe BG	9	/* provoke compile error for invalid uses of size argument */
	10	extern 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)
d55875f5 HV	15	#endif
d55875f5 HV	16
af4cd3fe	17	#endif /* _ASM_GENERIC_IOCTL_H */