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-rw-r--r--drivers/dfu/dfu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dfu/dfu.c b/drivers/dfu/dfu.c
index 4a8804e..cccc044 100644
--- a/drivers/dfu/dfu.c
+++ b/drivers/dfu/dfu.c
@@ -229,6 +229,7 @@ static int dfu_read_buffer_fill(struct dfu_entity *dfu, void *buf, int size)
dfu->crc = crc32(dfu->crc, buf, chunk);
dfu->i_buf += chunk;
dfu->b_left -= chunk;
+ dfu->r_left -= chunk;
size -= chunk;
buf += chunk;
readn += chunk;