X-Git-Url: https://sigrok.org/gitweb/?a=blobdiff_plain;f=src%2Fhardware%2Fsaleae-logic16%2Fapi.c;h=ed9e1ecde9013a51d89e99c22af67f2b23c76d25;hb=2c267f6819c2bd0e6f7101ffd4eec35ef6c2a734;hp=dedb9a244a2c637e59766125d2bfd801662314f2;hpb=21fe5dba36bd388ed271b78b80df980ab13a63fd;p=libsigrok.git

diff --git a/src/hardware/saleae-logic16/api.c b/src/hardware/saleae-logic16/api.c
index dedb9a24..ed9e1ecd 100644
--- a/src/hardware/saleae-logic16/api.c
+++ b/src/hardware/saleae-logic16/api.c
@@ -188,7 +188,8 @@ static GSList *scan(struct sr_dev_driver *di, GSList *options)
 
 		libusb_get_device_descriptor(devlist[i], &des);
 
-		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;
 
 		if (des.idVendor != LOGIC16_VID || des.idProduct != LOGIC16_PID)
 			continue;
@@ -266,7 +267,9 @@ static int logic16_dev_open(struct sr_dev_inst *sdi)
 			/*
 			 * Check device by its physical USB bus/port address.
 			 */
-			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;
+
 			if (strcmp(sdi->connection_id, connection_id))
 				/* This is not the one. */
 				continue;