X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fstd.c;h=a325371aa5e4709cdab84ebe33b6c696dcfe2fa6;hb=8dc423b033678508ec08d7c473d883d4b3a58178;hp=70632319ef149fcde245b3a386a0126424c86927;hpb=bee2b0168c087676c1b365861d8c2d4714afa9b9;p=libsigrok.git

diff --git a/src/std.c b/src/std.c
index 70632319..a325371a 100644
--- a/src/std.c
+++ b/src/std.c
@@ -91,7 +91,7 @@ SR_PRIV int std_cleanup(const struct sr_dev_driver *di)
  */
 SR_PRIV int std_session_send_df_header(const struct sr_dev_inst *sdi)
 {
-	const char *prefix = sdi->driver->name;
+	const char *prefix = (sdi->driver) ? sdi->driver->name : "unknown";
 	int ret;
 	struct sr_datafeed_packet packet;
 	struct sr_datafeed_header header;
@@ -123,7 +123,7 @@ SR_PRIV int std_session_send_df_header(const struct sr_dev_inst *sdi)
  */
 SR_PRIV int std_session_send_df_end(const struct sr_dev_inst *sdi)
 {
-	const char *prefix = sdi->driver->name;
+	const char *prefix = (sdi->driver) ? sdi->driver->name : "unknown";
 	int ret;
 	struct sr_datafeed_packet packet;
 
@@ -203,21 +203,15 @@ SR_PRIV int std_serial_dev_close(struct sr_dev_inst *sdi)
  *
  * @param sdi The device instance for which acquisition should stop.
  *            Must not be NULL.
- * @param cb_data Opaque 'cb_data' pointer. Must not be NULL.
- * @param dev_close_fn Function pointer to the driver's dev_close().
- *               	  Must not be NULL.
- * @param serial The serial device instance (struct serial_dev_inst *).
- *               Must not be NULL.
  *
  * @retval SR_OK Success.
  * @retval SR_ERR_ARG Invalid arguments.
  * @retval SR_ERR_DEV_CLOSED Device is closed.
  * @retval SR_ERR Other errors.
  */
-SR_PRIV int std_serial_dev_acquisition_stop(struct sr_dev_inst *sdi,
-			dev_close_callback dev_close_fn,
-			struct sr_serial_dev_inst *serial)
+SR_PRIV int std_serial_dev_acquisition_stop(struct sr_dev_inst *sdi)
 {
+	struct sr_serial_dev_inst *serial = sdi->conn;
 	const char *prefix = sdi->driver->name;
 	int ret;
 
@@ -233,7 +227,7 @@ SR_PRIV int std_serial_dev_acquisition_stop(struct sr_dev_inst *sdi,
 		return ret;
 	}
 
-	if ((ret = dev_close_fn(sdi)) < 0) {
+	if ((ret = sdi->driver->dev_close(sdi)) < 0) {
 		sr_err("%s: Failed to close device: %d.", prefix, ret);
 		return ret;
 	}