X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fvictor-dmm%2Fapi.c;h=d415a3f9cc86c4809db8dd44898a1c222dec3d19;hb=090f1e1e5478ea15baa3731fefbd4aff9be78c77;hp=5ed70c80faaa2476e6edd30847d725c4099ad5b4;hpb=e66d1892d0dd16ed166fc8f13493f95de0607362;p=libsigrok.git

diff --git a/src/hardware/victor-dmm/api.c b/src/hardware/victor-dmm/api.c
index 5ed70c80..d415a3f9 100644
--- a/src/hardware/victor-dmm/api.c
+++ b/src/hardware/victor-dmm/api.c
@@ -28,18 +28,17 @@
 
 #define VICTOR_VID 0x1244
 #define VICTOR_PID 0xd237
-#define VICTOR_VENDOR "Victor"
 #define VICTOR_INTERFACE 0
 #define VICTOR_ENDPOINT (LIBUSB_ENDPOINT_IN | 1)
 
-static const uint32_t drvopts[] = {
-	SR_CONF_MULTIMETER,
-};
-
 static const uint32_t scanopts[] = {
 	SR_CONF_CONN,
 };
 
+static const uint32_t drvopts[] = {
+	SR_CONF_MULTIMETER,
+};
+
 static const uint32_t devopts[] = {
 	SR_CONF_CONTINUOUS,
 	SR_CONF_LIMIT_SAMPLES | SR_CONF_SET,
@@ -70,11 +69,12 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 		if (des.idVendor != VICTOR_VID || des.idProduct != VICTOR_PID)
 			continue;
 
-		usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
+		if (usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)) < 0)
+			continue;
 
 		sdi = g_malloc0(sizeof(struct sr_dev_inst));
 		sdi->status = SR_ST_INACTIVE;
-		sdi->vendor = g_strdup(VICTOR_VENDOR);
+		sdi->vendor = g_strdup("Victor");
 		sdi->connection_id = g_strdup(connection_id);
 		devc = g_malloc0(sizeof(struct dev_context));
 		sr_sw_limits_init(&devc->limits);
@@ -105,8 +105,6 @@ static int dev_open(struct sr_dev_inst *sdi)
 	if (ret != SR_OK)
 		return ret;
 
-	/* The device reports as HID class, so the kernel would have
-	 * claimed it. */
 	if (libusb_kernel_driver_active(usb->devhdl, 0) == 1) {
 		if ((ret = libusb_detach_kernel_driver(usb->devhdl, 0)) < 0) {
 			sr_err("Failed to detach kernel driver: %s.",
@@ -140,12 +138,11 @@ static int dev_close(struct sr_dev_inst *sdi)
 	return SR_OK;
 }
 
-static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_get(uint32_t key, GVariant **data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
 	struct dev_context *devc = sdi->priv;
 	struct sr_usb_dev_inst *usb;
-	char str[128];
 
 	(void)cg;
 
@@ -154,8 +151,7 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 		if (!sdi || !sdi->conn)
 			return SR_ERR_ARG;
 		usb = sdi->conn;
-		snprintf(str, 128, "%d.%d", usb->bus, usb->address);
-		*data = g_variant_new_string(str);
+		*data = g_variant_new_printf("%d.%d", usb->bus, usb->address);
 		break;
 	case SR_CONF_LIMIT_SAMPLES:
 	case SR_CONF_LIMIT_MSEC:
@@ -167,8 +163,8 @@ static int config_get(uint32_t key, GVariant **data, const struct sr_dev_inst *s
 	return SR_OK;
 }
 
-static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_set(uint32_t key, GVariant *data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
 	struct dev_context *devc;
 
@@ -179,8 +175,8 @@ static int config_set(uint32_t key, GVariant *data, const struct sr_dev_inst *sd
 	return sr_sw_limits_config_set(&devc->limits, key, data);
 }
 
-static int config_list(uint32_t key, GVariant **data, const struct sr_dev_inst *sdi,
-		const struct sr_channel_group *cg)
+static int config_list(uint32_t key, GVariant **data,
+	const struct sr_dev_inst *sdi, const struct sr_channel_group *cg)
 {
 	return STD_CONFIG_LIST(key, data, sdi, cg, scanopts, drvopts, devopts);
 }