On 4/13/19 8:44 AM, Richard Henderson wrote:
> On 4/10/19 11:49 PM, Philippe Mathieu-Daudé wrote:
>>> -    if (seed_optarg != NULL) {
>>> -        qemu_guest_random_seed_main(seed_optarg, &error_fatal);
>>> +    {
>> Since 7be41675f7c we use gnu99 C, so this extra block indentation can be
>> removed.
>>
>>> +        Error *err = NULL;
>>> +        if (seed_optarg != NULL) {
>>> +            qemu_guest_random_seed_main(seed_optarg, &err);
>>> +        } else {
>>> +            /* ??? Assumes qcrypto is only used by qemu_guest_getrandom.  
>>> */
>>> +            qcrypto_init(&err);
>>> +        }
>>> +        if (err) {
>>> +            error_reportf_err(err, "cannot initialize crypto: ");
>>> +            exit(1);
>>> +        }
>>>      }
> 
> I could, but it also limits the scope, which is of more importance to 
> variables
> who have their address taken.  It means that their storage could (in theory) 
> be
> shared with objects not overlapping in scope.

Fine then.

I think your '???' comment is appropriate but I'd rather let Daniel
opinate. Except that comment, for the rest:

Reviewed-by: Philippe Mathieu-Daudé <phi...@redhat.com>

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