From: Hans Verkuil Date: Mon, 8 Apr 2013 19:25:04 +0000 (-0300) Subject: [media] em28xx: fix kernel oops when watching digital TV X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=3de09fbbfaa521e68675bd30cfece252c4856600;p=linux-beck.git [media] em28xx: fix kernel oops when watching digital TV dvb->adapter.priv should also be set to the i2c bus since that's what em28xx_tuner_callback expects. Signed-off-by: Hans Verkuil Tested-by: Frank Schäfer Signed-off-by: Mauro Carvalho Chehab --- diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c index 42a6a2696224..1f1f56ff6294 100644 --- a/drivers/media/usb/em28xx/em28xx-dvb.c +++ b/drivers/media/usb/em28xx/em28xx-dvb.c @@ -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]);