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[media] em28xx: fix kernel oops when watching digital TV

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dvb->adapter.priv should also be set to the i2c bus since that's what
em28xx_tuner_callback expects.

Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com>
Tested-by: Frank Schäfer <fschaefer.oss@googlemail.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
This commit is contained in:
Hans Verkuil 2013-04-08 16:25:04 -03:00 committed by Mauro Carvalho Chehab
parent b8399b8305
commit 3de09fbbfa
1 changed files with 5 additions and 3 deletions
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8
drivers/media/usb/em28xx/em28xx-dvb.c
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@ -178,7 +178,8 @@ static inline int em28xx_dvb_urb_data_copy(struct em28xx *dev, struct urb *urb)
static int em28xx_start_streaming(struct em28xx_dvb *dvb)
{
int rc;
struct em28xx *dev = dvb->adapter.priv;
struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
struct em28xx *dev = i2c_bus->dev;
int dvb_max_packet_size, packet_multiplier, dvb_alt;
if (dev->dvb_xfer_bulk) {
@ -217,7 +218,8 @@ static int em28xx_start_streaming(struct em28xx_dvb *dvb)
static int em28xx_stop_streaming(struct em28xx_dvb *dvb)
{
struct em28xx *dev = dvb->adapter.priv;
struct em28xx_i2c_bus *i2c_bus = dvb->adapter.priv;
struct em28xx *dev = i2c_bus->dev;
em28xx_stop_urbs(dev);
@ -839,7 +841,7 @@ static int em28xx_register_dvb(struct em28xx_dvb *dvb, struct module *module,
if (dvb->fe[1])
dvb->fe[1]->ops.ts_bus_ctrl = em28xx_dvb_bus_ctrl;
dvb->adapter.priv = dev;
dvb->adapter.priv = &dev->i2c_bus[dev->def_i2c_bus];
/* register frontend */
result = dvb_register_frontend(&dvb->adapter, dvb->fe[0]);