[media] rtl2830: add parent for I2C adapter

i2c i2c-6: adapter [RTL2830 tuner I2C adapter] registered
BUG: unable to handle kernel NULL pointer dereference at 0000000000000220
IP: [<ffffffffa0002900>] i2c_register_adapter+0x130/0x390 [i2c_core]

Signed-off-by: Antti Palosaari <crope@iki.fi>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>

diff --git a/drivers/media/dvb-frontends/rtl2830.c b/drivers/media/dvb-frontends/rtl2830.c
index 7efb796c472c475bed62f1a0bb783f5b991a5b1e..50e8b63e5169bad938b1fc8b79e0871a619364d3 100644 (file)
--- a/drivers/media/dvb-frontends/rtl2830.c
+++ b/drivers/media/dvb-frontends/rtl2830.c
@@ -710,6 +710,7 @@ struct dvb_frontend *rtl2830_attach(const struct rtl2830_config *cfg,
                sizeof(priv->tuner_i2c_adapter.name));
        priv->tuner_i2c_adapter.algo = &rtl2830_tuner_i2c_algo;
        priv->tuner_i2c_adapter.algo_data = NULL;
+       priv->tuner_i2c_adapter.dev.parent = &i2c->dev;
        i2c_set_adapdata(&priv->tuner_i2c_adapter, priv);
        if (i2c_add_adapter(&priv->tuner_i2c_adapter) < 0) {
                dev_err(&i2c->dev,