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Diffstat (limited to 'common/usb_kbd.c')
-rw-r--r--common/usb_kbd.c9
1 files changed, 7 insertions, 2 deletions
diff --git a/common/usb_kbd.c b/common/usb_kbd.c
index 188763d..3174b5e 100644
--- a/common/usb_kbd.c
+++ b/common/usb_kbd.c
@@ -461,8 +461,13 @@ static int usb_kbd_probe(struct usb_device *dev, unsigned int ifnum)
usb_set_idle(dev, iface->desc.bInterfaceNumber, REPEAT_RATE, 0);
debug("USB KBD: enable interrupt pipe...\n");
- usb_submit_int_msg(dev, pipe, data->new, maxp > 8 ? 8 : maxp,
- ep->bInterval);
+ if (usb_submit_int_msg(dev, pipe, data->new, maxp > 8 ? 8 : maxp,
+ ep->bInterval) < 0) {
+ printf("Failed to get keyboard state from device %04x:%04x\n",
+ dev->descriptor.idVendor, dev->descriptor.idProduct);
+ /* Abort, we don't want to use that non-functional keyboard. */
+ return 0;
+ }
/* Success. */
return 1;