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media: usb: don't initialize vars if not needed

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Some local variables will be set to an appropriate value before usage.
Thus omit explicit initialisations at the beginning of these functions.

Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
Acked-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
This commit is contained in:
Markus Elfring 2018-02-22 15:45:47 -05:00 committed by Mauro Carvalho Chehab
parent 7b69f2cb91
commit 9aa4d4ea24
7 changed files with 7 additions and 7 deletions
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2
drivers/media/radio/radio-mr800.c
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@ -511,7 +511,7 @@ static int usb_amradio_probe(struct usb_interface *intf,
const struct usb_device_id *id)
{
struct amradio_device *radio;
int retval = 0;
int retval;
radio = kzalloc(sizeof(struct amradio_device), GFP_KERNEL);

2
drivers/media/radio/radio-wl1273.c
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@ -671,7 +671,7 @@ fail:
static int wl1273_fm_suspend(struct wl1273_device *radio)
{
struct wl1273_core *core = radio->core;
int r = 0;
int r;
/* Cannot go from OFF to SUSPENDED */
if (core->mode == WL1273_MODE_RX)

2
drivers/media/radio/si470x/radio-si470x-usb.c
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@ -578,7 +578,7 @@ static int si470x_usb_driver_probe(struct usb_interface *intf,
struct si470x_device *radio;
struct usb_host_interface *iface_desc;
struct usb_endpoint_descriptor *endpoint;
int i, int_end_size, retval = 0;
int i, int_end_size, retval;
unsigned char version_warning = 0;
/* private data allocation and initialization */

2
drivers/media/usb/cx231xx/cx231xx-cards.c
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@ -1217,7 +1217,7 @@ static void cx231xx_config_tuner(struct cx231xx *dev)
static int read_eeprom(struct cx231xx *dev, struct i2c_client *client,
u8 *eedata, int len)
{
int ret = 0;
int ret;
u8 start_offset = 0;
int len_todo = len;
u8 *eedata_cur = eedata;

2
drivers/media/usb/cx231xx/cx231xx-dvb.c
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@ -630,7 +630,7 @@ static void unregister_dvb(struct cx231xx_dvb *dvb)
static int dvb_init(struct cx231xx *dev)
{
int result = 0;
int result;
struct cx231xx_dvb *dvb;
struct i2c_adapter *tuner_i2c;
struct i2c_adapter *demod_i2c;

2
drivers/media/usb/go7007/snd-go7007.c
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@ -227,7 +227,7 @@ int go7007_snd_init(struct go7007 *go)
{
static int dev;
struct go7007_snd *gosnd;
int ret = 0;
int ret;
if (dev >= SNDRV_CARDS)
return -ENODEV;

2
drivers/media/usb/tm6000/tm6000-cards.c
View File

@ -1174,7 +1174,7 @@ static int tm6000_usb_probe(struct usb_interface *interface,
{
struct usb_device *usbdev;
struct tm6000_core *dev;
int i, rc = 0;
int i, rc;
int nr = 0;
char *speed;