Print an understandable error message when we fail to read the report

descriptor.

Pointed out by benno@

diff --git a/sys/dev/usb/uhidev.c b/sys/dev/usb/uhidev.c
index 5f7cd0f..e2eb0c8 100644 (file)
--- a/sys/dev/usb/uhidev.c
+++ b/sys/dev/usb/uhidev.c
@@ -1,4 +1,4 @@
-/*     $OpenBSD: uhidev.c,v 1.60 2014/04/29 12:47:33 mpi Exp $ */
+/*     $OpenBSD: uhidev.c,v 1.61 2014/07/10 08:56:40 mpi Exp $ */
 /*     $NetBSD: uhidev.c,v 1.14 2003/03/11 16:44:00 augustss Exp $     */
 
 /*
@@ -186,7 +186,7 @@ uhidev_attach(struct device *parent, struct device *self, void *aux)
 
                hid = usbd_get_hid_descriptor(sc->sc_udev, id);
                if (hid == NULL) {
-                       printf("%s: no report descriptor\n", DEVNAME(sc));
+                       printf("%s: no HID descriptor\n", DEVNAME(sc));
                        return;
                }
                size = UGETW(hid->descrs[0].wDescriptorLength);
@@ -197,7 +197,7 @@ uhidev_attach(struct device *parent, struct device *self, void *aux)
                }
                if (usbd_get_report_descriptor(sc->sc_udev, sc->sc_ifaceno,
                    desc, size)) {
-                       printf("%s: XXX\n", DEVNAME(sc));
+                       printf("%s: no report descriptor\n", DEVNAME(sc));
                        free(desc, M_USBDEV);
                        return;
                }