patch-2.4.14 linux/drivers/usb/devio.c

• Lines: 15
• Date: Fri Nov 2 17:18:58 2001
• Orig file: v2.4.13/linux/drivers/usb/devio.c
• Orig date: Sun Sep 23 11:41:00 2001

diff -u --recursive --new-file v2.4.13/linux/drivers/usb/devio.c linux/drivers/usb/devio.c
@@ -844,6 +844,14 @@
 		uurb.buffer_length = totlen;
 		break;
 
+	case USBDEVFS_URB_TYPE_INTERRUPT:
+		uurb.number_of_packets = 0;
+		if (uurb.buffer_length > 16384)
+			return -EINVAL;
+		if (!access_ok((uurb.endpoint & USB_DIR_IN) ? VERIFY_WRITE : VERIFY_READ, uurb.buffer, uurb.buffer_length))
+			return -EFAULT;   
+		break;
+
 	default:
 		return -EINVAL;
 	}