Re: [PATCH V2] audit: log 32-bit socketcalls

[Paul Moore]

On Mon, Jan 16, 2017 at 1:27 PM, David Miller <davem@xxxxxxxxxxxxx> wrote:
> From: Richard Guy Briggs <rgb@xxxxxxxxxx>
> Date: Fri, 13 Jan 2017 04:51:48 -0500
>
>> diff --git a/include/linux/audit.h b/include/linux/audit.h
>> index 9d4443f..43d8003 100644
>> --- a/include/linux/audit.h
>> +++ b/include/linux/audit.h
>> @@ -387,6 +387,18 @@ static inline int audit_socketcall(int nargs, unsigned long *args)
>>               return __audit_socketcall(nargs, args);
>>       return 0;
>>  }
>> +static inline int audit_socketcall_compat(int nargs, u32 *args)
>> +{
>
> Please put an empty line between function definitions.

David, assuming Richard makes your requested changes, any objection if
I merge this via the audit tree instead of the netdev tree?  It's a
bit easier for us from a testing perspective this way ...

>> +     if (unlikely(!audit_dummy_context())) {
>> +             int i;
>> +             unsigned long a[AUDITSC_ARGS];
>
> Please order local variable declarations from longest to shortest line.
>
>> +
>> +             for (i=0; i<nargs; i++)
>
> Please put a space around operators such as "=" and "<".
>
>> +                     a[i] = (unsigned long)args[i];
>> +             return __audit_socketcall(nargs, a);
>> +     }
>> +     return 0;
>> +}
>>  static inline int audit_sockaddr(int len, void *addr)
>
> Again, empty line between function definitions please.
>
>> @@ -781,14 +782,24 @@ COMPAT_SYSCALL_DEFINE5(recvmmsg, int, fd, struct compat_mmsghdr __user *, mmsg,
>>
>>  COMPAT_SYSCALL_DEFINE2(socketcall, int, call, u32 __user *, args)
>>  {
>> +     unsigned int len;
>>       int ret;
>> -     u32 a[6];
>> +     u32 a[AUDITSC_ARGS];
>>       u32 a0, a1;
>
> Longest to shortest line for local variable declarations please.
>
> --
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-- 
paul moore
www.paul-moore.com