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

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>

1 files changed, 0 insertions, 8 deletions

diff --git a/drivers/media/radio/dsbr100.c b/drivers/media/radio/dsbr100.c
index 613576202294..2852242e07eb 100644
--- a/drivers/media/radio/dsbr100.c
+++ b/drivers/media/radio/dsbr100.c
@@ -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;