diff options
Diffstat (limited to 'arch/powerpc/kernel/sys_ppc32.c')
| -rw-r--r-- | arch/powerpc/kernel/sys_ppc32.c | 52 | 
1 files changed, 0 insertions, 52 deletions
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c index b97c2d67f4a..c5a4732bcc4 100644 --- a/arch/powerpc/kernel/sys_ppc32.c +++ b/arch/powerpc/kernel/sys_ppc32.c @@ -520,58 +520,6 @@ asmlinkage long compat_sys_umask(u32 mask)  	return sys_umask((int)mask);  } -#ifdef CONFIG_SYSCTL_SYSCALL -struct __sysctl_args32 { -	u32 name; -	int nlen; -	u32 oldval; -	u32 oldlenp; -	u32 newval; -	u32 newlen; -	u32 __unused[4]; -}; - -asmlinkage long compat_sys_sysctl(struct __sysctl_args32 __user *args) -{ -	struct __sysctl_args32 tmp; -	int error; -	size_t oldlen; -	size_t __user *oldlenp = NULL; -	unsigned long addr = (((unsigned long)&args->__unused[0]) + 7) & ~7; - -	if (copy_from_user(&tmp, args, sizeof(tmp))) -		return -EFAULT; - -	if (tmp.oldval && tmp.oldlenp) { -		/* Duh, this is ugly and might not work if sysctl_args -		   is in read-only memory, but do_sysctl does indirectly -		   a lot of uaccess in both directions and we'd have to -		   basically copy the whole sysctl.c here, and -		   glibc's __sysctl uses rw memory for the structure -		   anyway.  */ -		oldlenp = (size_t __user *)addr; -		if (get_user(oldlen, (compat_size_t __user *)compat_ptr(tmp.oldlenp)) || -		    put_user(oldlen, oldlenp)) -			return -EFAULT; -	} - -	lock_kernel(); -	error = do_sysctl(compat_ptr(tmp.name), tmp.nlen, -			  compat_ptr(tmp.oldval), oldlenp, -			  compat_ptr(tmp.newval), tmp.newlen); -	unlock_kernel(); -	if (oldlenp) { -		if (!error) { -			if (get_user(oldlen, oldlenp) || -			    put_user(oldlen, (compat_size_t __user *)compat_ptr(tmp.oldlenp))) -				error = -EFAULT; -		} -		copy_to_user(args->__unused, tmp.__unused, sizeof(tmp.__unused)); -	} -	return error; -} -#endif -  unsigned long compat_sys_mmap2(unsigned long addr, size_t len,  			  unsigned long prot, unsigned long flags,  			  unsigned long fd, unsigned long pgoff)  |