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V4L/DVB (11954): dsbr100: remove radio->users counter

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Patch removes radio->users counter because it is not in use.

Signed-off-by: Alexey Klimov <klimov.linux@gmail.com>
Signed-off-by: Douglas Schilling Landgraf <dougsland@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Alexey Klimov 2009-06-11 00:17:06 -03:00 committed by Mauro Carvalho Chehab
parent 92051b285b
commit 6f094eb9a8
1 changed files with 0 additions and 8 deletions
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8
drivers/media/radio/dsbr100.c
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@ -145,7 +145,6 @@ struct dsbr100_device {
struct mutex lock; /* buffer locking */
int curfreq;
int stereo;
int users;
int removed;
int muted;
};
@ -549,14 +548,12 @@ static int usb_dsbr100_open(struct file *file)
int retval;
lock_kernel();
radio->users = 1;
radio->muted = 1;
retval = dsbr100_start(radio);
if (retval < 0) {
dev_warn(&radio->usbdev->dev,
"Radio did not start up properly\n");
radio->users = 0;
unlock_kernel();
return -EIO;
}
@ -578,10 +575,6 @@ static int usb_dsbr100_close(struct file *file)
if (!radio)
return -ENODEV;
mutex_lock(&radio->lock);
radio->users = 0;
mutex_unlock(&radio->lock);
if (!radio->removed) {
retval = dsbr100_stop(radio);
if (retval < 0) {
@ -695,7 +688,6 @@ static int usb_dsbr100_probe(struct usb_interface *intf,
mutex_init(&radio->lock);
radio->removed = 0;
radio->users = 0;
radio->usbdev = interface_to_usbdev(intf);
radio->curfreq = FREQ_MIN * FREQ_MUL;