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Message-ID: <20240701113038.55144-2-herve.codina@bootlin.com>
Date: Mon, 1 Jul 2024 13:30:28 +0200
From: Herve Codina <herve.codina@...tlin.com>
To: Herve Codina <herve.codina@...tlin.com>,
Liam Girdwood <lgirdwood@...il.com>,
Mark Brown <broonie@...nel.org>,
Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>,
Qiang Zhao <qiang.zhao@....com>,
Shengjiu Wang <shengjiu.wang@...il.com>,
Xiubo Li <Xiubo.Lee@...il.com>,
Fabio Estevam <festevam@...il.com>,
Nicolin Chen <nicoleotsuka@...il.com>,
Jaroslav Kysela <perex@...ex.cz>,
Takashi Iwai <tiwai@...e.com>,
Christophe Leroy <christophe.leroy@...roup.eu>
Cc: alsa-devel@...a-project.org,
linuxppc-dev@...ts.ozlabs.org,
linux-sound@...r.kernel.org,
devicetree@...r.kernel.org,
linux-kernel@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org,
Thomas Petazzoni <thomas.petazzoni@...tlin.com>,
stable@...r.kernel.org
Subject: [PATCH v2 01/10] ASoC: fsl: fsl_qmc_audio: Check devm_kasprintf() returned value
devm_kasprintf() can return a NULL pointer on failure but this returned
value is not checked.
Fix this lack and check the returned value.
Fixes: 075c7125b11c ("ASoC: fsl: Add support for QMC audio")
Cc: stable@...r.kernel.org
Signed-off-by: Herve Codina <herve.codina@...tlin.com>
---
sound/soc/fsl/fsl_qmc_audio.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/sound/soc/fsl/fsl_qmc_audio.c b/sound/soc/fsl/fsl_qmc_audio.c
index bfaaa451735b..dd90ef16fa97 100644
--- a/sound/soc/fsl/fsl_qmc_audio.c
+++ b/sound/soc/fsl/fsl_qmc_audio.c
@@ -604,6 +604,8 @@ static int qmc_audio_dai_parse(struct qmc_audio *qmc_audio, struct device_node *
qmc_dai->name = devm_kasprintf(qmc_audio->dev, GFP_KERNEL, "%s.%d",
np->parent->name, qmc_dai->id);
+ if (!qmc_dai->name)
+ return -ENOMEM;
qmc_dai->qmc_chan = devm_qmc_chan_get_byphandle(qmc_audio->dev, np,
"fsl,qmc-chan");
--
2.45.0
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