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authorAntti Palosaari <crope@iki.fi>2014-03-11 06:53:16 -0300
committerMauro Carvalho Chehab <m.chehab@samsung.com>2014-03-28 18:11:01 -0300
commit3ec40dcfb413214b2874aec858870502b61c2202 (patch)
tree82322b98623c5dcc5a9df53e38f3fa1a3af08bb4 /drivers/media
parent37571b163c15831cd0a213151c21387363dbf15b (diff)
downloadlinux-3ec40dcfb413214b2874aec858870502b61c2202.tar.bz2
[media] em28xx: fix PCTV 290e LNA oops
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>
Diffstat (limited to 'drivers/media')
-rw-r--r--drivers/media/usb/em28xx/em28xx-dvb.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/media/usb/em28xx/em28xx-dvb.c b/drivers/media/usb/em28xx/em28xx-dvb.c
index d6ec572a8a6c..71e1fcac0500 100644
--- a/drivers/media/usb/em28xx/em28xx-dvb.c
+++ b/drivers/media/usb/em28xx/em28xx-dvb.c
@@ -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;