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[media] em28xx: fix PCTV 290e LNA oops

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Pointer to device state has been moved to different location during
some change. PCTV 290e LNA function still uses old pointer, carried
over FE priv, and it crash.

Reported-by: Janne Kujanpää <jikuja@iki.fi>
Signed-off-by: Antti Palosaari <crope@iki.fi>
Cc: stable@vger.kernel.org
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>
This commit is contained in:
Antti Palosaari 2014-03-11 06:53:16 -03:00 committed by Mauro Carvalho Chehab
parent 37571b163c
commit 3ec40dcfb4
1 changed files with 2 additions and 1 deletions
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3
drivers/media/usb/em28xx/em28xx-dvb.c
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@ -717,7 +717,8 @@ static void pctv_520e_init(struct em28xx *dev)
static int em28xx_pctv_290e_set_lna(struct dvb_frontend *fe)
{
struct dtv_frontend_properties *c = &fe->dtv_property_cache;
struct em28xx *dev = fe->dvb->priv;
struct em28xx_i2c_bus *i2c_bus = fe->dvb->priv;
struct em28xx *dev = i2c_bus->dev;
#ifdef CONFIG_GPIOLIB
struct em28xx_dvb *dvb = dev->dvb;
int ret;