From: Arvind Yadav <arvind.yadav.cs@gmail.com>
Date: Wed, 20 Sep 2017 10:06:11 +0000 (+0530)
Subject: ASoC: omap-hdmi-audio: Handle return value of devm_kasprintf
X-Git-Tag: v4.15-rc1~18^2~13^2~5^5
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=94a6a8e8b57a8ece33b97a6dfc5f7eae61ff96f8;p=linux-block.git

ASoC: omap-hdmi-audio: Handle return value of devm_kasprintf

devm_kasprintf() can fail here and we must check its return value.

Signed-off-by: Arvind Yadav <arvind.yadav.cs@gmail.com>
Signed-off-by: Mark Brown <broonie@kernel.org>
---

diff --git a/sound/soc/omap/omap-hdmi-audio.c b/sound/soc/omap/omap-hdmi-audio.c
index 3e9cc4842a1d..8eeac7cab1c1 100644
--- a/sound/soc/omap/omap-hdmi-audio.c
+++ b/sound/soc/omap/omap-hdmi-audio.c
@@ -362,6 +362,9 @@ static int omap_hdmi_audio_probe(struct platform_device *pdev)
 
 	card->name = devm_kasprintf(dev, GFP_KERNEL,
 				    "HDMI %s", dev_name(ad->dssdev));
+	if (!card->name)
+		return -ENOMEM;
+
 	card->owner = THIS_MODULE;
 	card->dai_link =
 		devm_kzalloc(dev, sizeof(*(card->dai_link)), GFP_KERNEL);