Hi Patrick,
> This patch allows into the DFU backend to indicate that there is no
> remaining data (for EOF for example). That allows users to read a
> buffer greater than the device size; the dfu stack stops the read
> request when the backend return a length=0 without error.
>
> Signed-off-by: Patrick Delaunay <patrick.delau...@st.com>
> ---
>
> drivers/dfu/dfu.c | 2 ++
> 1 file changed, 2 insertions(+)
>
> diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c
> index 01ec690..bcfa170 100644
> --- a/drivers/dfu/dfu.c
> +++ b/drivers/dfu/dfu.c
> @@ -395,6 +395,8 @@ static int dfu_read_buffer_fill(struct dfu_entity
> *dfu, void *buf, int size) debug("%s: Read error!\n", __func__);
> return ret;
> }
> + if (dfu->b_left == 0)
> + break;
> dfu->offset += dfu->b_left;
> dfu->r_left -= dfu->b_left;
> Reviewed-by: Lukasz Majewski <lu...@denx.de> Best regards, Lukasz Majewski -- DENX Software Engineering GmbH, Managing Director: Wolfgang Denk HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany Phone: (+49)-8142-66989-59 Fax: (+49)-8142-66989-80 Email: lu...@denx.de
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