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

[libsigrok.git] / hardware / common / usb.c

diff --git a/hardware/common/usb.c b/hardware/common/usb.c
index 4c0c5b031069a0e10af1de091ffba7dc9488a4ad..2e90b7ccae80c20832cdbb2ea5320f44055e5b2e 100644 (file)
--- a/hardware/common/usb.c
+++ b/hardware/common/usb.c
@@ -123,7 +123,8 @@ SR_PRIV GSList *sr_usb_find(libusb_context *usb_ctx, const char *conn)
        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;
                }