1728 static int validate_prctl_map(struct prctl_mm_map *prctl_map)  in validate_prctl_map()  argument
1753 		u64 val = *(u64 *)((char *)prctl_map + offsets[i]);  in validate_prctl_map()
1764 	((unsigned long)prctl_map->__m1 __op				\  in validate_prctl_map()
1765 	 (unsigned long)prctl_map->__m2) ? 0 : -EINVAL  in validate_prctl_map()
1780 	if (prctl_map->start_brk <= prctl_map->end_data ||  in validate_prctl_map()
1781 	    prctl_map->brk <= prctl_map->end_data)  in validate_prctl_map()
1787 	if (check_data_rlimit(rlimit(RLIMIT_DATA), prctl_map->brk,  in validate_prctl_map()
1788 			      prctl_map->start_brk, prctl_map->end_data,  in validate_prctl_map()
1789 			      prctl_map->start_data))  in validate_prctl_map()
1795 	if (prctl_map->auxv_size) {  in validate_prctl_map()
1796 		if (!prctl_map->auxv || prctl_map->auxv_size > sizeof(mm->saved_auxv))  in validate_prctl_map()
1805 	if (prctl_map->exe_fd != (u32)-1) {  in validate_prctl_map()
1822 	struct prctl_mm_map prctl_map = { .exe_fd = (u32)-1, };  in prctl_set_mm_map()  local
1831 		return put_user((unsigned int)sizeof(prctl_map),  in prctl_set_mm_map()
1834 	if (data_size != sizeof(prctl_map))  in prctl_set_mm_map()
1837 	if (copy_from_user(&prctl_map, addr, sizeof(prctl_map)))  in prctl_set_mm_map()
1840 	error = validate_prctl_map(&prctl_map);  in prctl_set_mm_map()
1844 	if (prctl_map.auxv_size) {  in prctl_set_mm_map()
1847 				   (const void __user *)prctl_map.auxv,  in prctl_set_mm_map()
1848 				   prctl_map.auxv_size))  in prctl_set_mm_map()
1856 	if (prctl_map.exe_fd != (u32)-1) {  in prctl_set_mm_map()
1857 		error = prctl_set_mm_exe_file(mm, prctl_map.exe_fd);  in prctl_set_mm_map()
1876 	mm->start_code	= prctl_map.start_code;  in prctl_set_mm_map()
1877 	mm->end_code	= prctl_map.end_code;  in prctl_set_mm_map()
1878 	mm->start_data	= prctl_map.start_data;  in prctl_set_mm_map()
1879 	mm->end_data	= prctl_map.end_data;  in prctl_set_mm_map()
1880 	mm->start_brk	= prctl_map.start_brk;  in prctl_set_mm_map()
1881 	mm->brk		= prctl_map.brk;  in prctl_set_mm_map()
1882 	mm->start_stack	= prctl_map.start_stack;  in prctl_set_mm_map()
1883 	mm->arg_start	= prctl_map.arg_start;  in prctl_set_mm_map()
1884 	mm->arg_end	= prctl_map.arg_end;  in prctl_set_mm_map()
1885 	mm->env_start	= prctl_map.env_start;  in prctl_set_mm_map()
1886 	mm->env_end	= prctl_map.env_end;  in prctl_set_mm_map()
1896 	if (prctl_map.auxv_size)  in prctl_set_mm_map()
1938 	struct prctl_mm_map prctl_map;  in prctl_set_mm()  local
1969 	prctl_map.start_code	= mm->start_code;  in prctl_set_mm()
1970 	prctl_map.end_code	= mm->end_code;  in prctl_set_mm()
1971 	prctl_map.start_data	= mm->start_data;  in prctl_set_mm()
1972 	prctl_map.end_data	= mm->end_data;  in prctl_set_mm()
1973 	prctl_map.start_brk	= mm->start_brk;  in prctl_set_mm()
1974 	prctl_map.brk		= mm->brk;  in prctl_set_mm()
1975 	prctl_map.start_stack	= mm->start_stack;  in prctl_set_mm()
1976 	prctl_map.arg_start	= mm->arg_start;  in prctl_set_mm()
1977 	prctl_map.arg_end	= mm->arg_end;  in prctl_set_mm()
1978 	prctl_map.env_start	= mm->env_start;  in prctl_set_mm()
1979 	prctl_map.env_end	= mm->env_end;  in prctl_set_mm()
1980 	prctl_map.auxv		= NULL;  in prctl_set_mm()
1981 	prctl_map.auxv_size	= 0;  in prctl_set_mm()
1982 	prctl_map.exe_fd	= -1;  in prctl_set_mm()
1986 		prctl_map.start_code = addr;  in prctl_set_mm()
1989 		prctl_map.end_code = addr;  in prctl_set_mm()
1992 		prctl_map.start_data = addr;  in prctl_set_mm()
1995 		prctl_map.end_data = addr;  in prctl_set_mm()
1998 		prctl_map.start_stack = addr;  in prctl_set_mm()
2001 		prctl_map.start_brk = addr;  in prctl_set_mm()
2004 		prctl_map.brk = addr;  in prctl_set_mm()
2007 		prctl_map.arg_start = addr;  in prctl_set_mm()
2010 		prctl_map.arg_end = addr;  in prctl_set_mm()
2013 		prctl_map.env_start = addr;  in prctl_set_mm()
2016 		prctl_map.env_end = addr;  in prctl_set_mm()
2022 	error = validate_prctl_map(&prctl_map);  in prctl_set_mm()
2045 	mm->start_code	= prctl_map.start_code;  in prctl_set_mm()
2046 	mm->end_code	= prctl_map.end_code;  in prctl_set_mm()
2047 	mm->start_data	= prctl_map.start_data;  in prctl_set_mm()
2048 	mm->end_data	= prctl_map.end_data;  in prctl_set_mm()
2049 	mm->start_brk	= prctl_map.start_brk;  in prctl_set_mm()
2050 	mm->brk		= prctl_map.brk;  in prctl_set_mm()
2051 	mm->start_stack	= prctl_map.start_stack;  in prctl_set_mm()
2052 	mm->arg_start	= prctl_map.arg_start;  in prctl_set_mm()
2053 	mm->arg_end	= prctl_map.arg_end;  in prctl_set_mm()
2054 	mm->env_start	= prctl_map.env_start;  in prctl_set_mm()
2055 	mm->env_end	= prctl_map.env_end;  in prctl_set_mm()