demo: Add all-low/all-high pattern support.

[libsigrok.git] / hardware / chronovu-la8 / chronovu-la8.c

diff --git a/hardware/chronovu-la8/chronovu-la8.c b/hardware/chronovu-la8/chronovu-la8.c
index d2f07b10eb43b5c8429228951f42f644284619d7..0e602b9a61387baa4bb143a78e2bcd7d4554093f 100644 (file)
--- a/hardware/chronovu-la8/chronovu-la8.c
+++ b/hardware/chronovu-la8/chronovu-la8.c
@@ -632,25 +632,26 @@ static int set_samplerate(struct sr_device_instance *sdi, uint64_t samplerate)
        return SR_OK;
 }
 
-static void hw_closedev(int device_index)
+static int hw_closedev(int device_index)
 {
        struct sr_device_instance *sdi;
        struct la8 *la8;
 
        if (!(sdi = sr_get_device_instance(device_instances, device_index))) {
                sr_err("la8: %s: sdi was NULL", __func__);
-               return;
+               return SR_ERR; /* TODO: SR_ERR_ARG? */
        }
 
        if (!(la8 = sdi->priv)) {
                sr_err("la8: %s: sdi->priv was NULL", __func__);
-               return;
+               return SR_ERR; /* TODO: SR_ERR_ARG? */
        }
 
        sr_dbg("la8: closing device");
 
        if (sdi->status == SR_ST_ACTIVE) {
                sr_dbg("la8: %s: status ACTIVE, closing device", __func__);
+               /* TODO: Really ignore errors here, or return SR_ERR? */
                (void) la8_close_usb_reset_sequencer(la8); /* Ignore errors. */
        } else {
                sr_dbg("la8: %s: status not ACTIVE, nothing to do", __func__);
@@ -659,7 +660,9 @@ static void hw_closedev(int device_index)
        sdi->status = SR_ST_INACTIVE;
 
        sr_dbg("la8: %s: freeing sample buffers", __func__);
-       free(la8->final_buf);
+       g_free(la8->final_buf);
+
+       return SR_OK;
 }
 
 static void hw_cleanup(void)