From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Prasad Joshi <prasadjoshi.linux@gmail.com>
Cc: alsa-devel@alsa-project.org, rajeev-dlh.kumar@st.com,
tiwai@suse.de, linux-kernel@vger.kernel.org, lrg@ti.com
Subject: Re: [PATCH] ASoC: correct the check for NULL dma_buffer pointer
Date: Fri, 31 Aug 2012 14:24:36 -0700 [thread overview]
Message-ID: <20120831212435.GB5495@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1346383521-2990-1-git-send-email-prasadjoshi.linux@gmail.com>
On Fri, Aug 31, 2012 at 08:55:21AM +0530, Prasad Joshi wrote:
> The if condition
> if (!buf && !buf->area)
>
> checks if the buf pointer is NULL and then dereferences it again to
> check if the buffer area is NULL, resulting in possible NULL
> dereference.
Applied, thanks.
WARNING: multiple messages have this Message-ID (diff)
From: Mark Brown <broonie@opensource.wolfsonmicro.com>
To: Prasad Joshi <prasadjoshi.linux@gmail.com>
Cc: lrg@ti.com, perex@perex.cz, tiwai@suse.de,
rajeev-dlh.kumar@st.com, alsa-devel@alsa-project.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH] ASoC: correct the check for NULL dma_buffer pointer
Date: Fri, 31 Aug 2012 14:24:36 -0700 [thread overview]
Message-ID: <20120831212435.GB5495@opensource.wolfsonmicro.com> (raw)
In-Reply-To: <1346383521-2990-1-git-send-email-prasadjoshi.linux@gmail.com>
On Fri, Aug 31, 2012 at 08:55:21AM +0530, Prasad Joshi wrote:
> The if condition
> if (!buf && !buf->area)
>
> checks if the buf pointer is NULL and then dereferences it again to
> check if the buffer area is NULL, resulting in possible NULL
> dereference.
Applied, thanks.
next prev parent reply other threads:[~2012-08-31 21:24 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-08-31 3:25 [PATCH] ASoC: correct the check for NULL dma_buffer pointer Prasad Joshi
2012-08-31 21:24 ` Mark Brown [this message]
2012-08-31 21:24 ` Mark Brown
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