linux-kernel - [PATCH] ASoC: spear: Delete an error message for a failed memory allocation in two functions

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Date:   Thu, 10 Aug 2017 10:07:36 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     alsa-devel@...a-project.org,
        "Gustavo A. R. Silva" <garsilva@...eddedor.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>, Takashi Iwai <tiwai@...e.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] ASoC: spear: Delete an error message for a failed memory
 allocation in two functions

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Thu, 10 Aug 2017 09:50:51 +0200

Omit an extra message for a memory allocation failure in these functions.

This issue was detected by using the Coccinelle software.

Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf
Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 sound/soc/spear/spdif_in.c  | 4 +---
 sound/soc/spear/spdif_out.c | 4 +---
 2 files changed, 2 insertions(+), 6 deletions(-)

diff --git a/sound/soc/spear/spdif_in.c b/sound/soc/spear/spdif_in.c
index 7f32527fc3c8..01b28e59b4c0 100644
--- a/sound/soc/spear/spdif_in.c
+++ b/sound/soc/spear/spdif_in.c
@@ -216,10 +216,8 @@ static int spdif_in_probe(struct platform_device *pdev)
 		return -EINVAL;
 
 	host = devm_kzalloc(&pdev->dev, sizeof(*host), GFP_KERNEL);
-	if (!host) {
-		dev_warn(&pdev->dev, "kzalloc fail\n");
+	if (!host)
 		return -ENOMEM;
-	}
 
 	host->io_base = io_base;
 	host->irq = platform_get_irq(pdev, 0);
diff --git a/sound/soc/spear/spdif_out.c b/sound/soc/spear/spdif_out.c
index 0a72d52d533e..58d5843811f9 100644
--- a/sound/soc/spear/spdif_out.c
+++ b/sound/soc/spear/spdif_out.c
@@ -282,10 +282,8 @@ static int spdif_out_probe(struct platform_device *pdev)
 	int ret;
 
 	host = devm_kzalloc(&pdev->dev, sizeof(*host), GFP_KERNEL);
-	if (!host) {
-		dev_warn(&pdev->dev, "kzalloc fail\n");
+	if (!host)
 		return -ENOMEM;
-	}
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	host->io_base = devm_ioremap_resource(&pdev->dev, res);
-- 
2.13.4