swh:1:snp:c3bf2749e3476071fa748f67b0ffa2fdc5fe49d9
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Tip revision: 189548642c5962e60c3667bdb3a703fe0bed12a6 authored by Linus Torvalds on 24 June 2007, 23:21:48 UTC
Linus 2.6.22-rc6
Tip revision: 1895486
bug.c
/*
 * 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;
}
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