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

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Date:   Thu, 10 Aug 2017 17:25:48 +0200
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     alsa-devel@...a-project.org, Fengguang Wu <fengguang.wu@...el.com>,
        Jaroslav Kysela <perex@...ex.cz>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Marek Vasut <marek.vasut+renesas@...il.com>,
        Mark Brown <broonie@...nel.org>, Takashi Iwai <tiwai@...e.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>
Cc:     LKML <linux-kernel@...r.kernel.org>,
        kernel-janitors@...r.kernel.org
Subject: [PATCH] ASoC: rsnd: Delete an error message for a failed memory
 allocation in three functions

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Thu, 10 Aug 2017 17:13:19 +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/sh/rcar/adg.c  | 4 +---
 sound/soc/sh/rcar/core.c | 4 +---
 sound/soc/sh/rcar/gen.c  | 4 +---
 3 files changed, 3 insertions(+), 9 deletions(-)

diff --git a/sound/soc/sh/rcar/adg.c b/sound/soc/sh/rcar/adg.c
index 5b5389e5b92b..938baff86ef2 100644
--- a/sound/soc/sh/rcar/adg.c
+++ b/sound/soc/sh/rcar/adg.c
@@ -586,10 +586,8 @@ int rsnd_adg_probe(struct rsnd_priv *priv)
 	int ret;
 
 	adg = devm_kzalloc(dev, sizeof(*adg), GFP_KERNEL);
-	if (!adg) {
-		dev_err(dev, "ADG allocate failed\n");
+	if (!adg)
 		return -ENOMEM;
-	}
 
 	ret = rsnd_mod_init(priv, &adg->mod, &adg_ops,
 		      NULL, NULL, 0, 0);
diff --git a/sound/soc/sh/rcar/core.c b/sound/soc/sh/rcar/core.c
index c34562388cfa..9e331a474a21 100644
--- a/sound/soc/sh/rcar/core.c
+++ b/sound/soc/sh/rcar/core.c
@@ -1402,10 +1402,8 @@ static int rsnd_probe(struct platform_device *pdev)
 	 *	init priv data
 	 */
 	priv = devm_kzalloc(dev, sizeof(*priv), GFP_KERNEL);
-	if (!priv) {
-		dev_err(dev, "priv allocate failed\n");
+	if (!priv)
 		return -ENODEV;
-	}
 
 	priv->pdev	= pdev;
 	priv->flags	= (unsigned long)of_device_get_match_data(dev);
diff --git a/sound/soc/sh/rcar/gen.c b/sound/soc/sh/rcar/gen.c
index ee00e3516911..f04c4100043a 100644
--- a/sound/soc/sh/rcar/gen.c
+++ b/sound/soc/sh/rcar/gen.c
@@ -406,10 +406,8 @@ int rsnd_gen_probe(struct rsnd_priv *priv)
 	int ret;
 
 	gen = devm_kzalloc(dev, sizeof(*gen), GFP_KERNEL);
-	if (!gen) {
-		dev_err(dev, "GEN allocate failed\n");
+	if (!gen)
 		return -ENOMEM;
-	}
 
 	priv->gen = gen;
 
-- 
2.14.0