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SubjectRe: [PATCH -next] tpm: change the return type of calc_tpm2_event_size to size_t
On Tue, Feb 19, 2019 at 05:15:47PM +0800, YueHaibing wrote:
> On 2019/2/19 16:59, Jarkko Sakkinen wrote:
> > On Tue, Feb 19, 2019 at 03:26:18PM +0800, YueHaibing wrote:
> >> calc_tpm2_event_size return size of the event which type is
> >> size_t, If it is an invalid event, returns 0. And all the
> >> caller use a size_t variable to check the return value, so
> >> no need to convert to the return value type to int.
> >>
> >> Signed-off-by: YueHaibing <yuehaibing@huawei.com>
> >
> > I don't see this patch make any value.
>
> calc_tpm2_event_size return size_t 'size' which derive from u32 'event_field->event_size',
>
> convert it to int may result in truncation.

Two remarks:

- Your real name is formatted incorrectly. It should be like "Yue Haibig"
as shown in [1].
- If there is no actual regression, this change is useless.

[1] https://www.kernel.org/doc/html/v4.17/process/submitting-patches.html

/Jarkko

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