Re: [PATCH 2/5] gpu: nova-core: vbios: use FromBytes for PmuLookupTable header

[Joel Fernandes <joelagnelf@nvidia.com>]

On 11/3/2025 6:50 PM, Alexandre Courbot wrote:
> On Tue Nov 4, 2025 at 5:04 AM JST, Joel Fernandes wrote:
>> Hi Alex,
>> Nice improvement, a nit:
>>
>> On Wed, Oct 29, 2025 at 12:07:37AM +0900, Alexandre Courbot wrote:
>> [..]
>>>  impl PmuLookupTable {
>>>      fn new(dev: &device::Device, data: &[u8]) -> Result<Self> {
>>> -        if data.len() < 4 {
>>> -            return Err(EINVAL);
>>> -        }
>>> +        let header = PmuLookupTableHeader::from_bytes_copy_prefix(data)
>>> +            .ok_or(EINVAL)?
>>> +            .0;
>>
>> Can we change to the following, it is easier to read than using `.0` IMO.
>>
>>  let (header, _rest) = PmuLookupTableHeader::from_bytes_copy_prefix(data)
>>       .ok_or(EINVAL)?;
>>
>> (and similarly in the other patches).
> 
> We can use `let (header, _) =` to make sure the unused remainder is not
> bound to any variable. That also turns that statement into a one-liner.
> 

Perfect, that's even better, thanks!

 - Joel