From: Herve Codina Date: Mon, 1 Jul 2024 11:30:28 +0000 (+0200) Subject: ASoC: fsl: fsl_qmc_audio: Check devm_kasprintf() returned value X-Git-Tag: v6.11-rc1~108^2~6^2~16^2~9 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=e62599902327d27687693f6e5253a5d56583db58;p=thirdparty%2Fkernel%2Fstable.git 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@vger.kernel.org Signed-off-by: Herve Codina Link: https://patch.msgid.link/20240701113038.55144-2-herve.codina@bootlin.com Signed-off-by: Mark Brown --- diff --git a/sound/soc/fsl/fsl_qmc_audio.c b/sound/soc/fsl/fsl_qmc_audio.c index bfaaa451735b8..dd90ef16fa973 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");