hardware: Call libusb_error_name() in all USB-related error messages

[libsigrok.git] / hardware / hantek-dso / api.c

diff --git a/hardware/hantek-dso/api.c b/hardware/hantek-dso/api.c
index 8d9a8b08cefbd0aa5860e791689a88b023fc7f22..01a080017e2eae8339a828e0c295e97adf3467d1 100644 (file)
--- a/hardware/hantek-dso/api.c
+++ b/hardware/hantek-dso/api.c
@@ -292,7 +292,8 @@ static GSList *hw_scan(GSList *options)
        libusb_get_device_list(drvc->sr_ctx->libusb_ctx, &devlist);
        for (i = 0; devlist[i]; i++) {
                if ((ret = libusb_get_device_descriptor(devlist[i], &des))) {
-                       sr_err("Failed to get device descriptor: %d.", ret);
+                       sr_err("Failed to get device descriptor: %s.",
+                              libusb_error_name(ret));
                        continue;
                }
 
@@ -390,7 +391,8 @@ static int hw_dev_open(struct sr_dev_inst *sdi)
 
        err = libusb_claim_interface(devc->usb->devhdl, USB_INTERFACE);
        if (err != 0) {
-               sr_err("Unable to claim interface: %d.", err);
+               sr_err("Unable to claim interface: %s.",
+                      libusb_error_name(err));
                return SR_ERR;
        }