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Message-ID: <20190114232608.GL11073@sirena.org.uk>
Date: Mon, 14 Jan 2019 23:26:08 +0000
From: Mark Brown <broonie@...nel.org>
To: Rohit kumar <rohitkr@...eaurora.org>
Cc: plai@...eaurora.org, bgoswami@...eaurora.org,
asishb@...eaurora.org, lgirdwood@...il.com, perex@...ex.cz,
tiwai@...e.com, alsa-devel@...a-project.org,
linux-kernel@...r.kernel.org, rohkumar@....qualcomm.com,
srinivas.kandagatla@...aro.org, vinod.koul@...aro.org,
Ajit Pandey <ajitp@...eaurora.org>
Subject: Re: [PATCH] ASoC: soc-core: Fix null pointer dereference in
soc_find_component
On Fri, Jan 11, 2019 at 01:44:02PM +0530, Rohit kumar wrote:
> - if (!soc_find_component(link->platform->of_node, link->platform->name))
> - return -EPROBE_DEFER;
> + if (link->platform->of_node || link->platform->name)
> + if (!soc_find_component(link->platform->of_node,
> + link->platform->name))
> + return -EPROBE_DEFER;
If we need to do this for every user (which we do pretty much it seems)
we should just be doing it inside find_component().
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