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.delaunay@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 lukma@denx.de
Best regards,
Lukasz Majewski
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