diff options
Diffstat (limited to 'arch/ia64/ia32/sys_ia32.c')
| -rw-r--r-- | arch/ia64/ia32/sys_ia32.c | 55 | 
1 files changed, 0 insertions, 55 deletions
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c index 625ed8f76fc..429ec968c9e 100644 --- a/arch/ia64/ia32/sys_ia32.c +++ b/arch/ia64/ia32/sys_ia32.c @@ -1628,61 +1628,6 @@ sys32_msync (unsigned int start, unsigned int len, int flags)  	return sys_msync(addr, len + (start - addr), flags);  } -struct sysctl32 { -	unsigned int	name; -	int		nlen; -	unsigned int	oldval; -	unsigned int	oldlenp; -	unsigned int	newval; -	unsigned int	newlen; -	unsigned int	__unused[4]; -}; - -#ifdef CONFIG_SYSCTL_SYSCALL -asmlinkage long -sys32_sysctl (struct sysctl32 __user *args) -{ -	struct sysctl32 a32; -	mm_segment_t old_fs = get_fs (); -	void __user *oldvalp, *newvalp; -	size_t oldlen; -	int __user *namep; -	long ret; - -	if (copy_from_user(&a32, args, sizeof(a32))) -		return -EFAULT; - -	/* -	 * We need to pre-validate these because we have to disable address checking -	 * before calling do_sysctl() because of OLDLEN but we can't run the risk of the -	 * user specifying bad addresses here.  Well, since we're dealing with 32 bit -	 * addresses, we KNOW that access_ok() will always succeed, so this is an -	 * expensive NOP, but so what... -	 */ -	namep = (int __user *) compat_ptr(a32.name); -	oldvalp = compat_ptr(a32.oldval); -	newvalp = compat_ptr(a32.newval); - -	if ((oldvalp && get_user(oldlen, (int __user *) compat_ptr(a32.oldlenp))) -	    || !access_ok(VERIFY_WRITE, namep, 0) -	    || !access_ok(VERIFY_WRITE, oldvalp, 0) -	    || !access_ok(VERIFY_WRITE, newvalp, 0)) -		return -EFAULT; - -	set_fs(KERNEL_DS); -	lock_kernel(); -	ret = do_sysctl(namep, a32.nlen, oldvalp, (size_t __user *) &oldlen, -			newvalp, (size_t) a32.newlen); -	unlock_kernel(); -	set_fs(old_fs); - -	if (oldvalp && put_user (oldlen, (int __user *) compat_ptr(a32.oldlenp))) -		return -EFAULT; - -	return ret; -} -#endif -  asmlinkage long  sys32_newuname (struct new_utsname __user *name)  {  |