diff options
Diffstat (limited to 'drivers/media/usb/usbvision/usbvision-core.c')
| -rw-r--r-- | drivers/media/usb/usbvision/usbvision-core.c | 15 |
1 files changed, 4 insertions, 11 deletions
diff --git a/drivers/media/usb/usbvision/usbvision-core.c b/drivers/media/usb/usbvision/usbvision-core.c index 92d166bf8c12..f05a5c84dc18 100644 --- a/drivers/media/usb/usbvision/usbvision-core.c +++ b/drivers/media/usb/usbvision/usbvision-core.c @@ -1,22 +1,12 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* * usbvision-core.c - driver for NT100x USB video capture devices * - * * Copyright (c) 1999-2005 Joerg Heckenbach <joerg@heckenbach-aw.de> * Dwaine Garden <dwainegarden@rogers.com> * * This module is part of usbvision driver project. * Updates to driver completed by Dwaine P. Garden - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. */ #include <linux/kernel.h> @@ -2302,6 +2292,9 @@ int usbvision_init_isoc(struct usb_usbvision *usbvision) sb_size, GFP_KERNEL, &urb->transfer_dma); + if (!usbvision->sbuf[buf_idx].data) + return -ENOMEM; + urb->dev = dev; urb->context = usbvision; urb->pipe = usb_rcvisocpipe(dev, usbvision->video_endp); |