i2c_detach_client(&t->i2c); 
err=i2c_detach_client(&t->i2c); if (err) { tuner_warn ("Client deregistration failed, client not detached.\n"); return err; }  
static int tuner_detach(struct i2c_client *client){	struct tuner *t = i2c_get_clientdata(client);	i2c_detach_client(&t->i2c);	kfree(t);	return 0;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/391cd727eac2e10be7685efd739a3ea9de87393c/tuner-core.c/buggy/drivers/media/video/tuner-core.c