#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 */