Removal of sdi->index, step 8: fix victor-dmm

diff --git a/src/hardware/victor-dmm/api.c b/src/hardware/victor-dmm/api.c
index e0c5d2fd1f8bf850f530e5e2ae53e65220a95800..7ce468e560a7011bfca388cfaeea7e8a8d2ed28b 100644 (file)
--- a/src/hardware/victor-dmm/api.c
+++ b/src/hardware/victor-dmm/api.c
@@ -61,7 +61,8 @@ static GSList *scan(GSList *options)
        struct libusb_device_descriptor des;
        libusb_device **devlist;
        GSList *devices;
-       int ret, devcnt, i;
+       int ret, i;
+       char connection_id[64];
 
        (void)options;
 
@@ -79,11 +80,13 @@ static GSList *scan(GSList *options)
                if (des.idVendor != VICTOR_VID || des.idProduct != VICTOR_PID)
                        continue;
 
-               devcnt = g_slist_length(drvc->instances);
-               if (!(sdi = sr_dev_inst_new(devcnt, SR_ST_INACTIVE,
+               usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
+
+               if (!(sdi = sr_dev_inst_new(SR_ST_INACTIVE,
                                VICTOR_VENDOR, NULL, NULL)))
                        return NULL;
                sdi->driver = di;
+               sdi->connection_id = g_strdup(connection_id);
 
                if (!(devc = g_try_malloc0(sizeof(struct dev_context))))
                        return NULL;
@@ -117,6 +120,7 @@ static int dev_open(struct sr_dev_inst *sdi)
        struct sr_usb_dev_inst *usb;
        libusb_device **devlist;
        int ret, i;
+       char connection_id[64];
 
        if (!di->priv) {
                sr_err("Driver was not initialized.");
@@ -127,8 +131,8 @@ static int dev_open(struct sr_dev_inst *sdi)
 
        libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist);
        for (i = 0; devlist[i]; i++) {
-               if (libusb_get_bus_number(devlist[i]) != usb->bus
-                               || libusb_get_device_address(devlist[i]) != usb->address)
+               usb_get_port_path(devlist[i], connection_id, sizeof(connection_id));
+               if (strcmp(sdi->connection_id, connection_id))
                        continue;
                if ((ret = libusb_open(devlist[i], &usb->devhdl))) {
                        sr_err("Failed to open device: %s.", libusb_error_name(ret));