dev_err(&client->dev, "Client deregistration failed, client not detached.\n"); 
dev_err(&client->dev, "i2c_detach_client() failed\n"); 
static int max6875_detach_client(struct i2c_client *client){	int err;	err = i2c_detach_client(client);	if (err) {		dev_err(&client->dev, "Client deregistration failed, client not detached.\n");		return err;	}	kfree(i2c_get_clientdata(client));	return 0;}
4520	/local/tlutelli/issta_data/temp/c/2005_temp/2005/4520/bc769ff8f5f6e3d249bfde082653e5bf1c2b5698/max6875.c/buggy/drivers/i2c/chips/max6875.c