--- zzzz-none-000/linux-3.10.107/drivers/media/dvb-frontends/hd29l2.h 2017-06-27 09:49:32.000000000 +0000 +++ scorpion-7490-727/linux-3.10.107/drivers/media/dvb-frontends/hd29l2.h 2021-02-04 17:41:59.000000000 +0000 @@ -51,7 +51,7 @@ }; -#if IS_ENABLED(CONFIG_DVB_HD29L2) +#if IS_REACHABLE(CONFIG_DVB_HD29L2) extern struct dvb_frontend *hd29l2_attach(const struct hd29l2_config *config, struct i2c_adapter *i2c); #else