linux-kernel - [PATCH 1/3] ASoC: da7218: Delete two error messages for a failed memory allocation in da7218_of_to

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Date:   Thu, 23 Nov 2017 21:04:42 +0100
From:   SF Markus Elfring <elfring@...rs.sourceforge.net>
To:     alsa-devel@...a-project.org, support.opensource@...semi.com,
        Adam Thomson <Adam.Thomson.Opensource@...semi.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 1/3] ASoC: da7218: Delete two error messages for a failed
 memory allocation in da7218_of_to_pdata()

From: Markus Elfring <elfring@...rs.sourceforge.net>
Date: Thu, 23 Nov 2017 20:42:20 +0100

Omit extra messages for a memory allocation failure in this function.

This issue was detected by using the Coccinelle software.

Signed-off-by: Markus Elfring <elfring@...rs.sourceforge.net>
---
 sound/soc/codecs/da7218.c | 6 +-----
 1 file changed, 1 insertion(+), 5 deletions(-)

diff --git a/sound/soc/codecs/da7218.c b/sound/soc/codecs/da7218.c
index 56564ce90cb6..25ab7443d803 100644
--- a/sound/soc/codecs/da7218.c
+++ b/sound/soc/codecs/da7218.c
@@ -2455,10 +2455,8 @@ static struct da7218_pdata *da7218_of_to_pdata(struct snd_soc_codec *codec)
 	u32 of_val32;
 
 	pdata = devm_kzalloc(codec->dev, sizeof(*pdata), GFP_KERNEL);
-	if (!pdata) {
-		dev_warn(codec->dev, "Failed to allocate memory for pdata\n");
+	if (!pdata)
 		return NULL;
-	}
 
 	if (of_property_read_u32(np, "dlg,micbias1-lvl-millivolt", &of_val32) >= 0)
 		pdata->micbias1_lvl = da7218_of_micbias_lvl(codec, of_val32);
@@ -2527,8 +2525,6 @@ static struct da7218_pdata *da7218_of_to_pdata(struct snd_soc_codec *codec)
 		hpldet_pdata = devm_kzalloc(codec->dev, sizeof(*hpldet_pdata),
 					    GFP_KERNEL);
 		if (!hpldet_pdata) {
-			dev_warn(codec->dev,
-				 "Failed to allocate memory for hpldet pdata\n");
 			of_node_put(hpldet_np);
 			return pdata;
 		}
-- 
2.15.0