linux-kernel - Re: Fix memory leak in sierra

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Date:	Wed, 24 Oct 2012 13:00:21 +0200
From:	Bjørn Mork <bjorn@...k.no>
To:	"Lennart Sorensen" <lsorense@...lub.uwaterloo.ca>
Cc:	linux-kernel@...r.kernel.org, linux@...rrawireless.com
Subject: Re: Fix memory leak in sierra_release()

"Lennart Sorensen" <lsorense@...lub.uwaterloo.ca> writes:

> I found a memory leak in sierra_release() (well sierra_probe() I guess)
> that looses 8 bytes each time the driver releases a device.
>
> Here is the patch to fix it.
>
> diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
> index 01d882c..76ef95b 100644
> --- a/drivers/usb/serial/sierra.c
> +++ b/drivers/usb/serial/sierra.c
> @@ -959,6 +959,7 @@ static void sierra_release(struct usb_serial *serial)
>  			continue;
>  		kfree(portdata);
>  	}
> +	kfree(serial->private);
>  }
>  
>  #ifdef CONFIG_PM

Looks sensible to me, but needs a signed-off-by and CC to linux-usb.


Bjørn
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