X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fhardware%2Fgwinstek-gpd%2Fapi.c;h=7406460623fe4d55d53542106c60f68629398e6d;hb=cb828f1b3e00;hp=79688afb6595f7efacfde7df6c8e1c868cea96fd;hpb=eaa8c6597b880d018731c36922ed4013e34813e1;p=libsigrok.git

diff --git a/src/hardware/gwinstek-gpd/api.c b/src/hardware/gwinstek-gpd/api.c
index 79688afb..74064606 100644
--- a/src/hardware/gwinstek-gpd/api.c
+++ b/src/hardware/gwinstek-gpd/api.c
@@ -107,7 +107,6 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 	if (serial_open(serial, SERIAL_RDWR) != SR_OK)
 		return NULL;
 
-	serial_flush(serial);
 	gpd_send_cmd(serial, "*IDN?\n");
 	if (gpd_receive_reply(serial, reply, sizeof(reply)) != SR_OK) {
 		sr_err("Device did not reply.");
@@ -220,7 +219,7 @@ error:
 static int config_get(uint32_t key, GVariant **data,
 	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
-	int ret, channel;
+	int channel;
 	const struct dev_context *devc;
 	const struct sr_channel *ch;
 
@@ -244,7 +243,6 @@ static int config_get(uint32_t key, GVariant **data,
 	} else {
 		ch = cg->channels->data;
 		channel = ch->index;
-		ret = SR_OK;
 		switch (key) {
 		case SR_CONF_VOLTAGE:
 			*data = g_variant_new_double(
@@ -267,7 +265,7 @@ static int config_get(uint32_t key, GVariant **data,
 		}
 	}
 
-	return ret;
+	return SR_OK;
 }
 
 static int config_set(uint32_t key, GVariant *data,
@@ -384,7 +382,7 @@ static int dev_acquisition_start(const struct sr_dev_inst *sdi)
 	return SR_OK;
 }
 
-SR_PRIV const struct sr_dev_driver gwinstek_gpd_driver_info = {
+static struct sr_dev_driver gwinstek_gpd_driver_info = {
 	.name = "gwinstek-gpd",
 	.longname = "GW Instek GPD",
 	.api_version = 1,