X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;ds=sidebyside;f=src%2Fhardware%2Fchronovu-la%2Fapi.c;h=694bd54ac84fb91f0f864cefa67d9d31eb2a641c;hb=deb7615262ac4f9cc0750a08351afa7cbf9c34d5;hp=8ca68edbb66645b84946809bc7b407730a7da36b;hpb=755eb221565ae83d8e80e97615b84e2fff4580dd;p=libsigrok.git

diff --git a/src/hardware/chronovu-la/api.c b/src/hardware/chronovu-la/api.c
index 8ca68edb..694bd54a 100644
--- a/src/hardware/chronovu-la/api.c
+++ b/src/hardware/chronovu-la/api.c
@@ -192,10 +192,11 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 			continue;
 		}
 
-		usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
-
 		libusb_close(hdl);
 
+		if (usb_get_port_path(devlist[i], connection_id, sizeof(connection_id)) < 0)
+			continue;
+
 		if (!strcmp(product, "ChronoVu LA8"))
 			model = 0;
 		else if (!strcmp(product, "ChronoVu LA16"))