lkml.org 
[lkml]   [2018]   [Apr]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH] net: rfkill: gpio: fix memory leak in probe error path
On Thu, Apr 26, 2018 at 09:31:52AM +0200, Johan Hovold wrote:
> Make sure to free the rfkill device in case registration fails during
> probe.
>
> Fixes: 5e7ca3937fbe ("net: rfkill: gpio: convert to resource managed allocation")
> Cc: stable <stable@vger.kernel.org> # 3.13
> Cc: Heikki Krogerus <heikki.krogerus@linux.intel.com>

Good catch. FWIW:

Reviewed-by: Heikki Krogerus <heikki.krogerus@linux.intel.com>

> Signed-off-by: Johan Hovold <johan@kernel.org>
> ---
> net/rfkill/rfkill-gpio.c | 7 ++++++-
> 1 file changed, 6 insertions(+), 1 deletion(-)
>
> diff --git a/net/rfkill/rfkill-gpio.c b/net/rfkill/rfkill-gpio.c
> index 41bd496531d4..00192a996be0 100644
> --- a/net/rfkill/rfkill-gpio.c
> +++ b/net/rfkill/rfkill-gpio.c
> @@ -137,13 +137,18 @@ static int rfkill_gpio_probe(struct platform_device *pdev)
>
> ret = rfkill_register(rfkill->rfkill_dev);
> if (ret < 0)
> - return ret;
> + goto err_destroy;
>
> platform_set_drvdata(pdev, rfkill);
>
> dev_info(&pdev->dev, "%s device registered.\n", rfkill->name);
>
> return 0;
> +
> +err_destroy:
> + rfkill_destroy(rfkill->rfkill_dev);
> +
> + return ret;
> }
>
> static int rfkill_gpio_remove(struct platform_device *pdev)
> --
> 2.17.0

--
heikki

\
 
 \ /
  Last update: 2018-04-26 10:15    [W:0.067 / U:0.456 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site