linux-kernel - Re: [PATCH] Input: bma150: fix ref count leak in bma150

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Message-ID: <da86c987-5fbc-b20d-549d-6b0910ef8709@web.de>
Date:   Sun, 14 Jun 2020 11:17:53 +0200
From:   Markus Elfring <Markus.Elfring@....de>
To:     Navid Emamdoost <navid.emamdoost@...il.com>,
        linux-input@...r.kernel.org
Cc:     Navid Emamdoost <emamd001@....edu>, Kangjie Lu <kjlu@....edu>,
        Stephen McCamant <smccaman@....edu>,
        Qiushi Wu <wu000273@....edu>,
        Dmitry Torokhov <dmitry.torokhov@...il.com>,
        Jonathan Bakker <xc-racer2@...e.ca>,
        Paweł Chmiel <pawel.mikolaj.chmiel@...il.com>,
        kernel-janitors@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] Input: bma150: fix ref count leak in bma150_open

> in bma150_open, …

* Can the term “reference count” become relevant also for this commit message
  besides other possible adjustments?

* Will the tag “Fixes” become helpful?


…
> +++ b/drivers/input/misc/bma150.c
…
> @@ -357,10 +357,13 @@  static int bma150_open(struct input_dev *input)
>  	if (bma150->mode != BMA150_MODE_NORMAL) {
>  		error = bma150_set_mode(bma150, BMA150_MODE_NORMAL);
>  		if (error)
> -			return error;
> +			goto out;
>  	}
>
>  	return 0;
> +out:
> +	pm_runtime_put(&bma150->client->dev);
> +	return error;
>  }
…

Perhaps use the label “put_runtime” instead?

Regards,
Markus