| /* | |
| * 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 relevant 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; | |
| } |