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Vladimir 'phcoder' Serbinenko 2010-08-20 16:49:24 +02:00
parent 9ba74de61a
commit 15bd1f9ccf
1 changed files with 1 additions and 2 deletions
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3
term/usb_keyboard.c
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@ -220,8 +220,7 @@ grub_usb_keyboard_checkkey (struct grub_term_input *term)
err = grub_usb_bulk_read_extended (termdata->usbdev,
termdata->endp->endp_addr, sizeof (data),
(char *) data, 10, &actual);
if (err)
if (err || actual < 1)
return -1;
termdata->status = data[0];