linux-kernel - [PATCH v2 1/4] ASoC: codecs: wcd9335: Simplify with dev_err

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <20230418074630.8681-1-krzysztof.kozlowski@linaro.org>
Date:   Tue, 18 Apr 2023 09:46:27 +0200
From:   Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
To:     Srinivas Kandagatla <srinivas.kandagatla@...aro.org>,
        Banajit Goswami <bgoswami@...cinc.com>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Cc:     Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Subject: [PATCH v2 1/4] ASoC: codecs: wcd9335: Simplify with dev_err_probe

Replace dev_err() in probe() path with dev_err_probe() to:
1. Make code a bit simpler and easier to read,
2. Do not print messages on deferred probe.

Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>

---

Changes in v2:
1. Re-write commit msg.
---
 sound/soc/codecs/wcd9335.c | 27 +++++++++++----------------
 1 file changed, 11 insertions(+), 16 deletions(-)

diff --git a/sound/soc/codecs/wcd9335.c b/sound/soc/codecs/wcd9335.c
index d2548fdf9ae5..8bf3510a3ea3 100644
--- a/sound/soc/codecs/wcd9335.c
+++ b/sound/soc/codecs/wcd9335.c
@@ -5138,20 +5138,17 @@ static int wcd9335_irq_init(struct wcd9335_codec *wcd)
 	 * INTR2 is a subset of first interrupt sources MAD, VBAT, and SVA
 	 */
 	wcd->intr1 = of_irq_get_byname(wcd->dev->of_node, "intr1");
-	if (wcd->intr1 < 0) {
-		if (wcd->intr1 != -EPROBE_DEFER)
-			dev_err(wcd->dev, "Unable to configure IRQ\n");
-
-		return wcd->intr1;
-	}
+	if (wcd->intr1 < 0)
+		return dev_err_probe(wcd->dev, wcd->intr1,
+				     "Unable to configure IRQ\n");
 
 	ret = devm_regmap_add_irq_chip(wcd->dev, wcd->regmap, wcd->intr1,
 				 IRQF_TRIGGER_HIGH, 0,
 				 &wcd9335_regmap_irq1_chip, &wcd->irq_data);
 	if (ret)
-		dev_err(wcd->dev, "Failed to register IRQ chip: %d\n", ret);
+		return dev_err_probe(wcd->dev, ret, "Failed to register IRQ chip\n");
 
-	return ret;
+	return 0;
 }
 
 static int wcd9335_slim_probe(struct slim_device *slim)
@@ -5207,17 +5204,15 @@ static int wcd9335_slim_status(struct slim_device *sdev,
 	slim_get_logical_addr(wcd->slim_ifc_dev);
 
 	wcd->regmap = regmap_init_slimbus(sdev, &wcd9335_regmap_config);
-	if (IS_ERR(wcd->regmap)) {
-		dev_err(dev, "Failed to allocate slim register map\n");
-		return PTR_ERR(wcd->regmap);
-	}
+	if (IS_ERR(wcd->regmap))
+		return dev_err_probe(dev, PTR_ERR(wcd->regmap),
+				     "Failed to allocate slim register map\n");
 
 	wcd->if_regmap = regmap_init_slimbus(wcd->slim_ifc_dev,
 						  &wcd9335_ifc_regmap_config);
-	if (IS_ERR(wcd->if_regmap)) {
-		dev_err(dev, "Failed to allocate ifc register map\n");
-		return PTR_ERR(wcd->if_regmap);
-	}
+	if (IS_ERR(wcd->if_regmap))
+		return dev_err_probe(dev, PTR_ERR(wcd->if_regmap),
+				     "Failed to allocate ifc register map\n");
 
 	ret = wcd9335_bring_up(wcd);
 	if (ret) {
-- 
2.34.1