From: Takashi Iwai <tiwai@suse.de>
To: Haotian Zhang <vulab@iscas.ac.cn>
Cc: perex@perex.cz, tiwai@suse.com, linux-sound@vger.kernel.org,
linux-kernel@vger.kernel.org, Takashi Iwai <tiwai@suse.de>
Subject: Re: [PATCH] ALSA: pcmcia: Fix resource leak in snd_pdacf_probe error path
Date: Mon, 15 Dec 2025 10:11:50 +0100 [thread overview]
Message-ID: <87cy4ggld5.wl-tiwai@suse.de> (raw)
In-Reply-To: <20251215090433.211-1-vulab@iscas.ac.cn>
On Mon, 15 Dec 2025 10:04:33 +0100,
Haotian Zhang wrote:
>
> When pdacf_config() fails, snd_pdacf_probe() returns the error code
> directly without freeing the sound card resources allocated by
> snd_card_new(), which leads to a memory leak.
>
> Add proper error handling to free the sound card and clear the card
> list entry when pdacf_config() fails.
>
> Fixes: 15b99ac17295 ("[PATCH] pcmcia: add return value to _config() functions")
> Suggested-by: Takashi Iwai <tiwai@suse.de>
> Signed-off-by: Haotian Zhang <vulab@iscas.ac.cn>
Applied now. Thanks.
Takashi
prev parent reply other threads:[~2025-12-15 9:11 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-12-15 9:04 [PATCH] ALSA: pcmcia: Fix resource leak in snd_pdacf_probe error path Haotian Zhang
2025-12-15 9:11 ` Takashi Iwai [this message]
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