Re: [PATCH] crypto: ux500 - Use proper enum in hash_set_dma_transfer

[Herbert Xu]

On Mon, Dec 10, 2018 at 04:49:54PM -0700, Nathan Chancellor wrote:
> Clang warns when one enumerated type is implicitly converted to another:
> 
> drivers/crypto/ux500/hash/hash_core.c:169:4: warning: implicit
> conversion from enumeration type 'enum dma_data_direction' to different
> enumeration type 'enum dma_transfer_direction' [-Wenum-conversion]
>                         direction, DMA_CTRL_ACK | DMA_PREP_INTERRUPT);
>                         ^~~~~~~~~
> 1 warning generated.
> 
> dmaengine_prep_slave_sg expects an enum from dma_transfer_direction.
> We know that the only direction supported by this function is
> DMA_TO_DEVICE because of the check at the top of this function so we can
> just use the equivalent value from dma_transfer_direction.
> 
> DMA_TO_DEVICE = DMA_MEM_TO_DEV = 1
> 
> Signed-off-by: Nathan Chancellor <natechancellor@xxxxxxxxx>
> ---
>  drivers/crypto/ux500/hash/hash_core.c | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)

Patch applied.  Thanks.
-- 
Email: Herbert Xu <herbert@xxxxxxxxxxxxxxxxxxx>
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