rigol-ds: Reset num_frames to zero in dev_acquisition_start.

diff --git a/hardware/rigol-ds/api.c b/hardware/rigol-ds/api.c
index d610187428d04426c004786834b5372da92fd4fd..2089865aa194cae679bb036a6243eae05355015d 100644 (file)
--- a/hardware/rigol-ds/api.c
+++ b/hardware/rigol-ds/api.c
@@ -807,6 +807,8 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
        scpi = sdi->conn;
        devc = sdi->priv;
 
+       devc->num_frames = 0;
+
        for (l = sdi->probes; l; l = l->next) {
                probe = l->data;
                sr_dbg("handling probe %s", probe->name);