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path: root/drivers/media/pci/cx23885/cx23885-ioctl.c
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Diffstat (limited to 'drivers/media/pci/cx23885/cx23885-ioctl.c')
-rw-r--r--drivers/media/pci/cx23885/cx23885-ioctl.c26
1 files changed, 6 insertions, 20 deletions
diff --git a/drivers/media/pci/cx23885/cx23885-ioctl.c b/drivers/media/pci/cx23885/cx23885-ioctl.c
index 271d69d1ca8c..a8ccad07cf50 100644
--- a/drivers/media/pci/cx23885/cx23885-ioctl.c
+++ b/drivers/media/pci/cx23885/cx23885-ioctl.c
@@ -1,24 +1,10 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Driver for the Conexant CX23885/7/8 PCIe bridge
*
* Various common ioctl() support functions
*
* Copyright (c) 2009 Andy Walls <awalls@md.metrocast.net>
- *
- * 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.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
#include "cx23885.h"
@@ -28,16 +14,16 @@
int cx23885_g_chip_info(struct file *file, void *fh,
struct v4l2_dbg_chip_info *chip)
{
- struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev;
+ struct cx23885_dev *dev = video_drvdata(file);
if (chip->match.addr > 1)
return -EINVAL;
if (chip->match.addr == 1) {
if (dev->v4l_device == NULL)
return -EINVAL;
- strlcpy(chip->name, "cx23417", sizeof(chip->name));
+ strscpy(chip->name, "cx23417", sizeof(chip->name));
} else {
- strlcpy(chip->name, dev->v4l2_dev.name, sizeof(chip->name));
+ strscpy(chip->name, dev->v4l2_dev.name, sizeof(chip->name));
}
return 0;
}
@@ -64,7 +50,7 @@ static int cx23417_g_register(struct cx23885_dev *dev,
int cx23885_g_register(struct file *file, void *fh,
struct v4l2_dbg_register *reg)
{
- struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev;
+ struct cx23885_dev *dev = video_drvdata(file);
if (reg->match.addr > 1)
return -EINVAL;
@@ -96,7 +82,7 @@ static int cx23417_s_register(struct cx23885_dev *dev,
int cx23885_s_register(struct file *file, void *fh,
const struct v4l2_dbg_register *reg)
{
- struct cx23885_dev *dev = ((struct cx23885_fh *)fh)->dev;
+ struct cx23885_dev *dev = video_drvdata(file);
if (reg->match.addr > 1)
return -EINVAL;