linux-kernel - [PATCH] i2c: drivers: Remove superfluous error message

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Message-Id: <20200504114408.9128-1-aishwaryarj100@gmail.com>
Date:   Mon,  4 May 2020 17:14:06 +0530
From:   Aishwarya Ramakrishnan <aishwaryarj100@...il.com>
To:     Thor Thayer <thor.thayer@...ux.intel.com>,
        Hans de Goede <hdegoede@...hat.com>,
        Vladimir Zapolskiy <vz@...ia.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Pierre-Yves MORDRET <pierre-yves.mordret@...com>,
        Gregory CLEMENT <gregory.clement@...tlin.com>,
        Baruch Siach <baruch@...s.co.il>,
        Dmitry Osipenko <digetx@...il.com>,
        Thomas Gleixner <tglx@...utronix.de>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        Aishwarya Ramakrishnan <aishwaryarj100@...il.com>,
        linux-i2c@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org
Subject: [PATCH] i2c: drivers: Remove superfluous error message

The function platform_get_irq can log an error by itself.
This omit a redundant message for exception handling in the
calling function.

Suggested by Coccinelle.

Signed-off-by: Aishwarya Ramakrishnan <aishwaryarj100@...il.com>
---
 drivers/i2c/busses/i2c-altera.c   | 4 +---
 drivers/i2c/busses/i2c-cht-wc.c   | 4 +---
 drivers/i2c/busses/i2c-img-scb.c  | 4 +---
 drivers/i2c/busses/i2c-lpc2k.c    | 4 +---
 drivers/i2c/busses/i2c-uniphier.c | 4 +---
 5 files changed, 5 insertions(+), 15 deletions(-)

diff --git a/drivers/i2c/busses/i2c-altera.c b/drivers/i2c/busses/i2c-altera.c
index f5c00f903df3..af6985f0ae63 100644
--- a/drivers/i2c/busses/i2c-altera.c
+++ b/drivers/i2c/busses/i2c-altera.c
@@ -395,10 +395,8 @@ static int altr_i2c_probe(struct platform_device *pdev)
 		return PTR_ERR(idev->base);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(&pdev->dev, "missing interrupt resource\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	idev->i2c_clk = devm_clk_get(&pdev->dev, NULL);
 	if (IS_ERR(idev->i2c_clk)) {
diff --git a/drivers/i2c/busses/i2c-cht-wc.c b/drivers/i2c/busses/i2c-cht-wc.c
index 35e55feda763..343ae5754e6e 100644
--- a/drivers/i2c/busses/i2c-cht-wc.c
+++ b/drivers/i2c/busses/i2c-cht-wc.c
@@ -314,10 +314,8 @@ static int cht_wc_i2c_adap_i2c_probe(struct platform_device *pdev)
 	int ret, reg, irq;
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(&pdev->dev, "Error missing irq resource\n");
+	if (irq < 0)
 		return -EINVAL;
-	}
 
 	adap = devm_kzalloc(&pdev->dev, sizeof(*adap), GFP_KERNEL);
 	if (!adap)
diff --git a/drivers/i2c/busses/i2c-img-scb.c b/drivers/i2c/busses/i2c-img-scb.c
index 422097a31c95..2f6de763816a 100644
--- a/drivers/i2c/busses/i2c-img-scb.c
+++ b/drivers/i2c/busses/i2c-img-scb.c
@@ -1344,10 +1344,8 @@ static int img_i2c_probe(struct platform_device *pdev)
 		return PTR_ERR(i2c->base);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(&pdev->dev, "can't get irq number\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	i2c->sys_clk = devm_clk_get(&pdev->dev, "sys");
 	if (IS_ERR(i2c->sys_clk)) {
diff --git a/drivers/i2c/busses/i2c-lpc2k.c b/drivers/i2c/busses/i2c-lpc2k.c
index 13b0c12e2dba..43dc9b7043e4 100644
--- a/drivers/i2c/busses/i2c-lpc2k.c
+++ b/drivers/i2c/busses/i2c-lpc2k.c
@@ -362,10 +362,8 @@ static int i2c_lpc2k_probe(struct platform_device *pdev)
 		return PTR_ERR(i2c->base);
 
 	i2c->irq = platform_get_irq(pdev, 0);
-	if (i2c->irq < 0) {
-		dev_err(&pdev->dev, "can't get interrupt resource\n");
+	if (i2c->irq < 0)
 		return i2c->irq;
-	}
 
 	init_waitqueue_head(&i2c->wait);
 
diff --git a/drivers/i2c/busses/i2c-uniphier.c b/drivers/i2c/busses/i2c-uniphier.c
index 668b1fa2b0ef..ee00a44bf4c7 100644
--- a/drivers/i2c/busses/i2c-uniphier.c
+++ b/drivers/i2c/busses/i2c-uniphier.c
@@ -324,10 +324,8 @@ static int uniphier_i2c_probe(struct platform_device *pdev)
 		return PTR_ERR(priv->membase);
 
 	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(dev, "failed to get IRQ number\n");
+	if (irq < 0)
 		return irq;
-	}
 
 	if (of_property_read_u32(dev->of_node, "clock-frequency", &bus_speed))
 		bus_speed = I2C_MAX_STANDARD_MODE_FREQ;
-- 
2.17.1