diff options
Diffstat (limited to 'drivers/media/usb/gspca/gl860/gl860.c')
| -rw-r--r-- | drivers/media/usb/gspca/gl860/gl860.c | 18 |
1 files changed, 3 insertions, 15 deletions
diff --git a/drivers/media/usb/gspca/gl860/gl860.c b/drivers/media/usb/gspca/gl860/gl860.c index 262200af76a3..ce4ee8bc75c8 100644 --- a/drivers/media/usb/gspca/gl860/gl860.c +++ b/drivers/media/usb/gspca/gl860/gl860.c @@ -1,22 +1,10 @@ +// SPDX-License-Identifier: GPL-2.0-or-later /* GSPCA subdrivers for Genesys Logic webcams with the GL860 chip * Subdriver core * * 2009/09/24 Olivier Lorin <o.lorin@laposte.net> * GSPCA by Jean-Francois Moine <http://moinejf.free.fr> * Thanks BUGabundo and Malmostoso for your amazing help! - * - * 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 - * 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. - * - * You should have received a copy of the GNU General Public License - * along with this program. If not, see <http://www.gnu.org/licenses/>. */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -573,8 +561,8 @@ int gl860_RTx(struct gspca_dev *gspca_dev, len, 400 + 200 * (len > 1)); memcpy(pdata, gspca_dev->usb_buf, len); } else { - r = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0), - req, pref, val, index, NULL, len, 400); + gspca_err(gspca_dev, "zero-length read request\n"); + r = -EINVAL; } } |