V4L/DVB (3386): Dvb-core: remove dead code

The field "dvr" in struct dmxdev is competely unused. Remove
it and code which allocates, initializes and frees it.

Signed-off-by: Peter Beutner <p.beutner@gmx.net>
Signed-off-by: Johannes Stezenbach <js@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>

diff --git a/drivers/media/dvb/dvb-core/dmxdev.c b/drivers/media/dvb/dvb-core/dmxdev.c
index ead5343..4c52c85 100644 (file)
--- a/drivers/media/dvb/dvb-core/dmxdev.c
+++ b/drivers/media/dvb/dvb-core/dmxdev.c
@@ -160,13 +160,6 @@ static struct dmx_frontend * get_fe(struct dmx_demux *demux, int type)
        return NULL;
 }
 
-static inline void dvb_dmxdev_dvr_state_set(struct dmxdev_dvr *dmxdevdvr, int state)
-{
-       spin_lock_irq(&dmxdevdvr->dev->lock);
-       dmxdevdvr->state=state;
-       spin_unlock_irq(&dmxdevdvr->dev->lock);
-}
-
 static int dvb_dvr_open(struct inode *inode, struct file *file)
 {
        struct dvb_device *dvbdev = file->private_data;
@@ -1106,22 +1099,12 @@ dvb_dmxdev_init(struct dmxdev *dmxdev, struct dvb_adapter *dvb_adapter)
        if (!dmxdev->filter)
                return -ENOMEM;
 
-       dmxdev->dvr = vmalloc(dmxdev->filternum*sizeof(struct dmxdev_dvr));
-       if (!dmxdev->dvr) {
-               vfree(dmxdev->filter);
-               dmxdev->filter = NULL;
-               return -ENOMEM;
-       }
-
        mutex_init(&dmxdev->mutex);
        spin_lock_init(&dmxdev->lock);
        for (i=0; i<dmxdev->filternum; i++) {
                dmxdev->filter[i].dev=dmxdev;
                dmxdev->filter[i].buffer.data=NULL;
                dvb_dmxdev_filter_state_set(&dmxdev->filter[i], DMXDEV_STATE_FREE);
-               dmxdev->dvr[i].dev=dmxdev;
-               dmxdev->dvr[i].buffer.data=NULL;
-               dvb_dmxdev_dvr_state_set(&dmxdev->dvr[i], DMXDEV_STATE_FREE);
        }
 
        dvb_register_device(dvb_adapter, &dmxdev->dvbdev, &dvbdev_demux, dmxdev, DVB_DEVICE_DEMUX);
@@ -1141,8 +1124,6 @@ dvb_dmxdev_release(struct dmxdev *dmxdev)
 
        vfree(dmxdev->filter);
        dmxdev->filter=NULL;
-       vfree(dmxdev->dvr);
-       dmxdev->dvr=NULL;
        dmxdev->demux->close(dmxdev->demux);
 }
 EXPORT_SYMBOL(dvb_dmxdev_release);

diff --git a/drivers/media/dvb/dvb-core/dmxdev.h b/drivers/media/dvb/dvb-core/dmxdev.h
index ec2a7a4..fafdf47 100644 (file)
--- a/drivers/media/dvb/dvb-core/dmxdev.h
+++ b/drivers/media/dvb/dvb-core/dmxdev.h
@@ -94,19 +94,11 @@ struct dmxdev_filter {
 };
 
 
-struct dmxdev_dvr {
-       int state;
-       struct dmxdev *dev;
-       struct dmxdev_buffer buffer;
-};
-
-
 struct dmxdev {
        struct dvb_device *dvbdev;
        struct dvb_device *dvr_dvbdev;
 
        struct dmxdev_filter *filter;
-       struct dmxdev_dvr *dvr;
        struct dmx_demux *demux;
 
        int filternum;