[U-Boot] [PATCH v2 20/28] tpm: Check that parse_byte_string() has data to parse

[Christophe Ricard <christophe.ricard@gmail.com>]

Hi Simon,
Le 25/08/2015 06:13, Simon Glass a ?crit :
> Hi Christophe,
>
> On 24 August 2015 at 14:22, Christophe Ricard
> <christophe.ricard@gmail.com> wrote:
>> Hi Simon,
>>
>> Print an error ? Are you sure ? I guess the comment is not accurate ;).
>>
> Well returning NULL from parse_byte_string() will cause an error to be
> printed by the caller...

This is just a comment nitpick. I think it is clear enough but from the 
patch the printing is may be not so obvious.
It is just fine like that.
>
> Regards,
> Simon
Best Regards
Christophe
>> Best Regards
>> Christophe
>>
>>
>> On 23/08/2015 02:31, Simon Glass wrote:
>>> Rather then crashing when there is no data, print an error.
>>>
>>> Acked-by: Christophe Ricard <christophe-h.ricard@st.com>
>>> Signed-off-by: Simon Glass <sjg@chromium.org>
>>> ---
>>>
>>> Changes in v2: None
>>>
>>>    common/cmd_tpm.c | 2 ++
>>>    1 file changed, 2 insertions(+)
>>>
>>> diff --git a/common/cmd_tpm.c b/common/cmd_tpm.c
>>> index 65e7371..e9c6618 100644
>>> --- a/common/cmd_tpm.c
>>> +++ b/common/cmd_tpm.c
>>> @@ -58,6 +58,8 @@ static void *parse_byte_string(char *bytes, uint8_t
>>> *data, size_t *count_ptr)
>>>          size_t count, length;
>>>          int i;
>>>    +     if (!bytes)
>>> +               return NULL;
>>>          length = strlen(bytes);
>>>          count = length / 2;
>>>
>>