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path: root/drivers/media/usb/as102/as102_usb_drv.c
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Diffstat (limited to 'drivers/media/usb/as102/as102_usb_drv.c')
-rw-r--r--drivers/media/usb/as102/as102_usb_drv.c21
1 files changed, 5 insertions, 16 deletions
diff --git a/drivers/media/usb/as102/as102_usb_drv.c b/drivers/media/usb/as102/as102_usb_drv.c
index 68c3a80ce349..e0ef66a522e2 100644
--- a/drivers/media/usb/as102/as102_usb_drv.c
+++ b/drivers/media/usb/as102/as102_usb_drv.c
@@ -1,17 +1,8 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
/*
* Abilis Systems Single DVB-T Receiver
* Copyright (C) 2008 Pierrick Hascoet <pierrick.hascoet@abilis.com>
* Copyright (C) 2010 Devin Heitmueller <dheitmueller@kernellabs.com>
- *
- * 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, 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>
#include <linux/errno.h>
@@ -33,7 +24,7 @@ static void as102_usb_stop_stream(struct as102_dev_t *dev);
static int as102_open(struct inode *inode, struct file *file);
static int as102_release(struct inode *inode, struct file *file);
-static struct usb_device_id as102_usb_id_table[] = {
+static const struct usb_device_id as102_usb_id_table[] = {
{ USB_DEVICE(AS102_USB_DEVICE_VENDOR_ID, AS102_USB_DEVICE_PID_0001) },
{ USB_DEVICE(PCTV_74E_USB_VID, PCTV_74E_USB_PID) },
{ USB_DEVICE(ELGATO_EYETV_DTT_USB_VID, ELGATO_EYETV_DTT_USB_PID) },
@@ -268,7 +259,7 @@ static int as102_alloc_usb_stream_buffer(struct as102_dev_t *dev)
for (i = 0; i < MAX_STREAM_URB; i++) {
struct urb *urb;
- urb = usb_alloc_urb(0, GFP_ATOMIC);
+ urb = usb_alloc_urb(0, GFP_KERNEL);
if (urb == NULL) {
as102_free_usb_stream_buffer(dev);
return -ENOMEM;
@@ -312,10 +303,8 @@ static void as102_usb_release(struct kref *kref)
struct as102_dev_t *as102_dev;
as102_dev = container_of(kref, struct as102_dev_t, kref);
- if (as102_dev != NULL) {
- usb_put_dev(as102_dev->bus_adap.usb_dev);
- kfree(as102_dev);
- }
+ usb_put_dev(as102_dev->bus_adap.usb_dev);
+ kfree(as102_dev);
}
static void as102_usb_disconnect(struct usb_interface *intf)