Linux Sound subsystem development
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From: Takashi Iwai <tiwai@suse.de>
To: Zhipeng Lu <alexious@zju.edu.cn>
Cc: Jaroslav Kysela <perex@perex.cz>, Takashi Iwai <tiwai@suse.com>,
	linux-sound@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] [v2] ALSA: hdsp: fix some memleaks in snd_hdsp_hwdep_ioctl
Date: Fri, 29 Dec 2023 14:21:30 +0100	[thread overview]
Message-ID: <87o7e9xhyd.wl-tiwai@suse.de> (raw)
In-Reply-To: <20231227060322.3556052-1-alexious@zju.edu.cn>

On Wed, 27 Dec 2023 07:03:20 +0100,
Zhipeng Lu wrote:
> 
> When snd_hdsp_load_firmware_from_cache and snd_hdsp_enable_io fails,
> the hdsp->fw_uploaded needs to be free.Or there could be memleaks in
> snd_hdsp_hwdep_ioctl.
> 
> Fixes: 90caaef6a1ce ("ALSA: hdsp: improve firmware caching")
> Signed-off-by: Zhipeng Lu <alexious@zju.edu.cn>

Thanks for the patch, but the patch description is misleading.
The allocated object isn't really "leaked"; it's released at the
removal of the driver.

We may apply some optimization like you did, but then it should have a
different description.


thanks,

Takashi

  reply	other threads:[~2023-12-29 13:21 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-12-27  6:03 [PATCH] [v2] ALSA: hdsp: fix some memleaks in snd_hdsp_hwdep_ioctl Zhipeng Lu
2023-12-29 13:21 ` Takashi Iwai [this message]
2024-01-07  8:25   ` alexious
2024-01-07  8:40     ` Takashi Iwai
2024-01-05  7:36 ` Dan Carpenter

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