X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fserial-dmm%2Fapi.c;h=eaf913f271ab1fff7ed54e6acc24bd95cad69f51;hb=695dc859c15ba4190f5c1aa2e1a6e2dc6a6e5845;hp=a589d013c1b6fbf4284d5d124057d3c77ae64a2d;hpb=d79244dc342ae5cc3f402145cc510fd7b030cc1e;p=libsigrok.git

diff --git a/src/hardware/serial-dmm/api.c b/src/hardware/serial-dmm/api.c
index a589d013..eaf913f2 100644
--- a/src/hardware/serial-dmm/api.c
+++ b/src/hardware/serial-dmm/api.c
@@ -211,7 +211,7 @@ static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *
 	return SR_OK;
 }
 
-static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 {
 	struct dev_context *devc;
 	struct sr_serial_dev_inst *serial;
@@ -219,12 +219,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 	if (sdi->status != SR_ST_ACTIVE)
 		return SR_ERR_DEV_CLOSED;
 
-	if (!(devc = sdi->priv)) {
-		sr_err("sdi->priv was NULL.");
-		return SR_ERR_BUG;
-	}
-
-	devc->cb_data = cb_data;
+	devc = sdi->priv;
 
 	/*
 	 * Reset the number of samples to take. If we've already collected our
@@ -234,8 +229,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 	devc->num_samples = 0;
 	devc->starttime = g_get_monotonic_time();
 
-	/* Send header packet to the session bus. */
-	std_session_send_df_header(cb_data, LOG_PREFIX);
+	std_session_send_df_header(sdi, LOG_PREFIX);
 
 	/* Poll every 50ms, or whenever some data comes in. */
 	serial = sdi->conn;
@@ -245,9 +239,9 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi, void *cb_data)
 	return SR_OK;
 }
 
-static int dev_acquisition_stop(struct sr_dev_inst *sdi, void *cb_data)
+static int dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
-	return std_serial_dev_acquisition_stop(sdi, cb_data, std_serial_dev_close,
+	return std_serial_dev_acquisition_stop(sdi, sdi, std_serial_dev_close,
 			sdi->conn, LOG_PREFIX);
 }