/* * Copyright (C) 2006 Jeff Dike (jdike@addtoit.com) * Licensed under the GPL V2 */ #include <linux/uaccess.h> /* Mostly copied from i386/x86_86 - eliminated the eip < PAGE_OFFSET because * that's not relevent in skas mode. */ int is_valid_bugaddr(unsigned long eip) { unsigned short ud2; if (probe_kernel_address((unsigned short __user *)eip, ud2)) return 0; return ud2 == 0x0b0f; }