linux-kernel - RE: [PATCH v2] ASoC: test-component: fix null pointer dereference.

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Message-ID: <TYCPR01MB55814819F7AAAC654084615AD46F9@TYCPR01MB5581.jpnprd01.prod.outlook.com>
Date:   Wed, 8 Dec 2021 00:05:46 +0000
From:   Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
To:     Ameer Hamza <amhamza.mgc@...il.com>,
        "lgirdwood@...il.com" <lgirdwood@...il.com>,
        "broonie@...nel.org" <broonie@...nel.org>,
        "perex@...ex.cz" <perex@...ex.cz>,
        "tiwai@...e.com" <tiwai@...e.com>,
        "alsa-devel@...a-project.org" <alsa-devel@...a-project.org>
CC:     "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: RE: [PATCH v2] ASoC: test-component: fix null pointer dereference.


Hi Ameer

Ah, you posted the patch :)

> Subject: [PATCH v2] ASoC: test-component: fix null pointer dereference.
>
> Dereferncing of_id pointer will result in exception in current
> implementation since of_match_device() will assign it to NULL.
> Adding NULL check for protection.

Previous your patch was already accepted,
thus this is not v2 patch.
git log should indicate is replace of_match_device() to of_device_get_match_data()

Best regards
---
Kuninori Morimoto