On 14 September 2016 at 12:23, Arnd Bergmann <[email protected]> wrote:
> On Wednesday, September 14, 2016 1:10:48 PM CEST Peter Ujfalusi wrote:
>> diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
>> index 24ebc9a8de89..0a5640156159 100644
>> --- a/drivers/mmc/host/omap_hsmmc.c
>> +++ b/drivers/mmc/host/omap_hsmmc.c
>> @@ -1409,7 +1409,7 @@ static int omap_hsmmc_pre_dma_transfer(struct 
>> omap_hsmmc_host *host,
>>  static int omap_hsmmc_setup_dma_transfer(struct omap_hsmmc_host *host,
>>                                         struct mmc_request *req)
>>  {
>> -       struct dma_slave_config cfg;
>> +       struct dma_slave_config cfg = {};
>>         struct dma_async_tx_descriptor *tx;
>>         int ret = 0, i;
>>         struct mmc_data *data = req->data;
>>
>
> This change looks correct and is certainly the simplest solution if you want 
> to
> get it into v4.8, but generally speaking, I think it would be nicer to combine
> it with the initialization of the fields:
>
>         struct dma_slave_config cfg = {
>                   .src_addr = host->mapbase + OMAP_HSMMC_DATA;
>         .dst_addr = host->mapbase + OMAP_HSMMC_DATA;
>         .src_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
>         .dst_addr_width = DMA_SLAVE_BUSWIDTH_4_BYTES;
>         .src_maxburst = data->blksz / 4;
>         .dst_maxburst = data->blksz / 4;
>         };

This seems like a small an easy change as well, so I wouldn't mind
picking up a v2 adopting this pattern instead.

Kind regards
Uffe

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