On Tue, Nov 27, 2012 at 07:08:06AM +0000, Mark Brown wrote:
> +
> +static int arizona_haptics_probe(struct platform_device *pdev)
> +{
> + struct arizona *arizona = dev_get_drvdata(pdev->dev.parent);
> + struct arizona_haptics *haptics;
> + int ret;
> +
> + haptics = kzalloc(sizeof(*haptics), GFP_KERNEL);
> + if (!haptics)
> + return -ENOMEM;
> +
> + haptics->arizona = arizona;
> +
> + ret = regmap_update_bits(arizona->regmap, ARIZONA_HAPTICS_CONTROL_1,
> + ARIZONA_HAP_ACT, arizona->pdata.hap_act);
> + if (ret != 0) {
> + dev_err(arizona->dev, "Failed to set haptics actuator: %d\n",
> + ret);
Leaking haptics memory.
> + return ret;
> + }
> +
> + INIT_WORK(&haptics->work, arizona_haptics_work);
> +
> + haptics->input_dev = input_allocate_device();
> + if (haptics->input_dev == NULL) {
> + dev_err(arizona->dev, "Failed to allocate input device\n");
Leaking haptics memory again.
> + return -ENOMEM;
> + }
> +
> + input_set_drvdata(haptics->input_dev, haptics);
> +
> + haptics->input_dev->name = "arizona:haptics";
> + haptics->input_dev->dev.parent = pdev->dev.parent;
> + haptics->input_dev->close = arizona_haptics_close;
> + __set_bit(FF_RUMBLE, haptics->input_dev->ffbit);
> +
> + ret = input_ff_create_memless(haptics->input_dev, NULL,
> + arizona_haptics_play);
> + if (ret < 0) {
> + dev_err(arizona->dev, "input_ff_create_memless() failed: %d\n",
> + ret);
> + goto err_ialloc;
> + }
> +
> + ret = input_register_device(haptics->input_dev);
> + if (ret < 0) {
> + dev_err(arizona->dev, "couldn't register input device: %d\n",
> + ret);
> + goto err_iff;
> + }
> +
> + platform_set_drvdata(pdev, haptics);
> +
> + return 0;
> +
> +err_iff:
> + if (haptics->input_dev)
> + input_ff_destroy(haptics->input_dev);
> +err_ialloc:
> + input_free_device(haptics->input_dev);
You are leaking haptics memory here.
> +
> + return ret;
> +}
> +
> +static int arizona_haptics_remove(struct platform_device *pdev)
> +{
> + struct arizona_haptics *haptics = platform_get_drvdata(pdev);
> +
> + input_unregister_device(haptics->input_dev);
> +
And here as well.
> + return 0;
> +}
> +
Thanks.
--
Dmitry
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