Re: [PATCH] nvmem: core: Handle shift bits in-place if cell->nbits is non-zero

[Srinivas Kandagatla <srinivas.kandagatla@linaro.org>]

Hi Axel,
Thanks for the patch

Acked-by: Srinivas Kandagatla <srinivas.kandagatla@linaro.org>


I remember fixing this sometime back which was reported by static 
checker reported by Dan Carpenter, I forgot to send it over to wider 
audience. Thanks for reminding.


--srini
On 18/09/15 10:50, Axel Lin wrote:
> It's pointless to test (cell->bit_offset || cell->bit_offset).
> nvmem_shift_read_buffer_in_place() should be called when
> (cell->bit_offset || cell->nbits).
>
> Signed-off-by: Axel Lin <axel.lin@ingics.com>
> ---
>   drivers/nvmem/core.c | 2 +-
>   1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c
> index d3c6676..c39723a 100644
> --- a/drivers/nvmem/core.c
> +++ b/drivers/nvmem/core.c
> @@ -825,7 +825,7 @@ static int __nvmem_cell_read(struct nvmem_device *nvmem,
>   		return rc;
>
>   	/* shift bits in-place */
> -	if (cell->bit_offset || cell->bit_offset)
> +	if (cell->bit_offset || cell->nbits)
>   		nvmem_shift_read_buffer_in_place(cell, buf);
>
>   	*len = cell->bytes;
>