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Date:   Tue, 26 Oct 2021 08:02:29 +0200
Message-ID: <s5hlf2gxr0q.wl-tiwai@suse.de>
From:   Takashi Iwai <tiwai@suse.de>
To:     Chengfeng Ye <cyeaa@connect.ust.hk>
Cc:     perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org,
        linux-kernel@vger.kernel.org
Subject: Re: [PATCH] sound/isa/gus: fix null pointer dereference on pointer block
In-Reply-To: <20211024104611.9919-1-cyeaa@connect.ust.hk>
References: <20211024104611.9919-1-cyeaa@connect.ust.hk>
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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