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From: YE Chengfeng <cyeaa@connect.ust.hk>
To: Takashi Iwai <tiwai@suse.de>
Cc: "perex@perex.cz" <perex@perex.cz>,
	"tiwai@suse.com" <tiwai@suse.com>,
	"alsa-devel@alsa-project.org" <alsa-devel@alsa-project.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: 回复: [PATCH] sound/isa/gus: fix null pointer dereference on pointer block
Date: Tue, 26 Oct 2021 12:51:18 +0000	[thread overview]
Message-ID: <TYCP286MB1188D629BAF8D3F708CDE76F8A849@TYCP286MB1188.JPNP286.PROD.OUTLOOK.COM> (raw)
In-Reply-To: <s5hlf2gxr0q.wl-tiwai@suse.de>

Thanks so much,
-Chengfeng

-----邮件原件-----
发件人: Takashi Iwai <tiwai@suse.de> 
发送时间: 2021年10月26日 14:02
收件人: YE Chengfeng <cyeaa@connect.ust.hk>
抄送: perex@perex.cz; tiwai@suse.com; alsa-devel@alsa-project.org; linux-kernel@vger.kernel.org
主题: Re: [PATCH] sound/isa/gus: fix null pointer dereference on pointer block

On Sun, 24 Oct 2021 12:46:11 +0200,
Chengfeng Ye wrote:
> 
> The pointer block return from snd_gf1_dma_next_block could be null, so 
> there is a potential null pointer dereference issue.
> Fix this by adding a null check before dereference.
> 
> Signed-off-by: Chengfeng Ye <cyeaa@connect.ust.hk>

Thanks, applied.


Takashi

      reply	other threads:[~2021-10-26 12:51 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-10-24 10:46 [PATCH] sound/isa/gus: fix null pointer dereference on pointer block Chengfeng Ye
2021-10-26  6:02 ` Takashi Iwai
2021-10-26 12:51   ` YE Chengfeng [this message]

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