Re: [PATCH 3/3] ravb: fix byte order for TX descriptor tag field lower bits

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On 07/16/2018 10:52 PM, Sergei Shtylyov wrote:

>> The wrong helper is used to swap the bytes when adding the lower bits of
>> the TX descriptors tag field in the shared ds_tagl variable. The
>> variable contains the DS[11:0] field and then the TAG[3:0] bits.
>>
>> The mistake was highlighted by the sparse warning:
>>
>> ravb_main.c:1622:31:    left side has type restricted __le16
>> ravb_main.c:1622:31:    right side has type unsigned short
>> ravb_main.c:1622:31: warning: invalid assignment: |=
>> ravb_main.c:1622:34: warning: cast to restricted __le16
> 
>   Again, it's good that it's not a real bug! :-)

   Wait! It seems to be, according to your subject. I hope you understand that
cpu_to_le16() and le16_to_cpu() do the same thing?

>> Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@xxxxxxxxxxxx>
> [...]
> 
> Acked-by: Sergei Shtylyov <sergei.shtylyov@xxxxxxxxxxxxxxxxxx>

MBR, Sergei



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