hardware: Call libusb_error_name() in all USB-related error messages
diff --git a/hardware/common/usb.c b/hardware/common/usb.c
index 4c0c5b0..2e90b7c 100644
--- a/hardware/common/usb.c
+++ b/hardware/common/usb.c
@@ -123,7 +123,8 @@
libusb_get_device_list(usb_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;
}