linux-kernel - Re: Suggestion on how to fix "memory leak in snd_ctl_led

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Message-ID: <YK8dUDlYrq/RRzo7@kroah.com>
Date:   Thu, 27 May 2021 06:17:20 +0200
From:   Greg KH <gregkh@...uxfoundation.org>
To:     慕冬亮 <mudongliangabcd@...il.com>
Cc:     rafael@...nel.org, linux-kernel <linux-kernel@...r.kernel.org>
Subject: Re: Suggestion on how to fix "memory leak in snd_ctl_led_register"

On Thu, May 27, 2021 at 10:49:22AM +0800, 慕冬亮 wrote:
> Hi kernel developers,
> 
> The root cause of "memory leak in snd_ctl_led_register" [1] is
> unbalanced refcount operations in the device_add function [2]. This
> refcount issue causes struct device_private allocated in
> device_private_init unable to be deallocated, leading to memory leak.
> The details are as follows:

<snip>

Great, can you just send a patch to us to resolve the issue?  That's the
easiest way to resolve all of this.

thanks,

greg k-h