[PATCH v2] i2c: busses: remove duplicate dev_err()

From: Dejin Zheng
Date: Thu Apr 16 2020 - 11:26:54 EST


it will print an error message by itself when platform_get_irq()
goes wrong. so don't need dev_err() in here again.

Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>
Suggested-by: Markus Elfring <Markus.Elfring@xxxxxx>
Signed-off-by: Dejin Zheng <zhengdejin5@xxxxxxxxx>
---
v1 -> v2:
- add 19 similar changes by Markus's suggestion.
- Andy help me review patch v1 (i2c-img-scb.c), Thanks Andy.

drivers/i2c/busses/i2c-altera.c | 4 +---
drivers/i2c/busses/i2c-axxia.c | 4 +---
drivers/i2c/busses/i2c-bcm-kona.c | 3 +--
drivers/i2c/busses/i2c-cht-wc.c | 6 ++----
drivers/i2c/busses/i2c-img-scb.c | 4 +---
drivers/i2c/busses/i2c-imx-lpi2c.c | 4 +---
drivers/i2c/busses/i2c-lpc2k.c | 4 +---
drivers/i2c/busses/i2c-meson.c | 4 +---
drivers/i2c/busses/i2c-omap.c | 4 +---
drivers/i2c/busses/i2c-owl.c | 4 +---
drivers/i2c/busses/i2c-pnx.c | 1 -
drivers/i2c/busses/i2c-pxa.c | 4 +---
drivers/i2c/busses/i2c-qup.c | 4 +---
drivers/i2c/busses/i2c-rk3x.c | 4 +---
drivers/i2c/busses/i2c-sprd.c | 4 +---
drivers/i2c/busses/i2c-sun6i-p2wi.c | 4 +---
drivers/i2c/busses/i2c-synquacer.c | 4 +---
drivers/i2c/busses/i2c-uniphier-f.c | 4 +---
drivers/i2c/busses/i2c-uniphier.c | 4 +---
drivers/i2c/busses/i2c-xlp9xx.c | 4 +---
20 files changed, 20 insertions(+), 58 deletions(-)

diff --git a/drivers/i2c/busses/i2c-altera.c b/drivers/i2c/busses/i2c-altera.c
index 8f62ba10215d..d40d6691dbb9 100644
--- a/drivers/i2c/busses/i2c-altera.c
+++ b/drivers/i2c/busses/i2c-altera.c
@@ -393,10 +393,8 @@ 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-axxia.c b/drivers/i2c/busses/i2c-axxia.c
index d45e2290c3f7..5294b73beca8 100644
--- a/drivers/i2c/busses/i2c-axxia.c
+++ b/drivers/i2c/busses/i2c-axxia.c
@@ -746,10 +746,8 @@ static int axxia_i2c_probe(struct platform_device *pdev)
return PTR_ERR(base);

idev->irq = platform_get_irq(pdev, 0);
- if (idev->irq < 0) {
- dev_err(&pdev->dev, "missing interrupt resource\n");
+ if (idev->irq < 0)
return idev->irq;
- }

idev->i2c_clk = devm_clk_get(&pdev->dev, "i2c");
if (IS_ERR(idev->i2c_clk)) {
diff --git a/drivers/i2c/busses/i2c-bcm-kona.c b/drivers/i2c/busses/i2c-bcm-kona.c
index 3e63f706f66b..ed5e1275ae46 100644
--- a/drivers/i2c/busses/i2c-bcm-kona.c
+++ b/drivers/i2c/busses/i2c-bcm-kona.c
@@ -821,8 +821,7 @@ static int bcm_kona_i2c_probe(struct platform_device *pdev)
/* Get the interrupt number */
dev->irq = platform_get_irq(pdev, 0);
if (dev->irq < 0) {
- dev_err(dev->device, "no irq resource\n");
- rc = -ENODEV;
+ rc = dev->irq;
goto probe_disable_clk;
}

diff --git a/drivers/i2c/busses/i2c-cht-wc.c b/drivers/i2c/busses/i2c-cht-wc.c
index 35e55feda763..f80d79e973cd 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");
- return -EINVAL;
- }
+ if (irq < 0)
+ return irq;

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 c937ea79300c..98a89301ed2a 100644
--- a/drivers/i2c/busses/i2c-img-scb.c
+++ b/drivers/i2c/busses/i2c-img-scb.c
@@ -1342,10 +1342,8 @@ 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-imx-lpi2c.c b/drivers/i2c/busses/i2c-imx-lpi2c.c
index 94743ba581fe..9db6ccded5e9 100644
--- a/drivers/i2c/busses/i2c-imx-lpi2c.c
+++ b/drivers/i2c/busses/i2c-imx-lpi2c.c
@@ -551,10 +551,8 @@ static int lpi2c_imx_probe(struct platform_device *pdev)
return PTR_ERR(lpi2c_imx->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;
- }

lpi2c_imx->adapter.owner = THIS_MODULE;
lpi2c_imx->adapter.algo = &lpi2c_imx_algo;
diff --git a/drivers/i2c/busses/i2c-lpc2k.c b/drivers/i2c/busses/i2c-lpc2k.c
index 197cb64b2a42..4e30c5267142 100644
--- a/drivers/i2c/busses/i2c-lpc2k.c
+++ b/drivers/i2c/busses/i2c-lpc2k.c
@@ -360,10 +360,8 @@ 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-meson.c b/drivers/i2c/busses/i2c-meson.c
index b3bd869281d3..c5dec572fc48 100644
--- a/drivers/i2c/busses/i2c-meson.c
+++ b/drivers/i2c/busses/i2c-meson.c
@@ -426,10 +426,8 @@ static int meson_i2c_probe(struct platform_device *pdev)
return PTR_ERR(i2c->regs);

irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_err(&pdev->dev, "can't find IRQ\n");
+ if (irq < 0)
return irq;
- }

ret = devm_request_irq(&pdev->dev, irq, meson_i2c_irq, 0, NULL, i2c);
if (ret < 0) {
diff --git a/drivers/i2c/busses/i2c-omap.c b/drivers/i2c/busses/i2c-omap.c
index 71b4637c86b7..175c590b93b7 100644
--- a/drivers/i2c/busses/i2c-omap.c
+++ b/drivers/i2c/busses/i2c-omap.c
@@ -1365,10 +1365,8 @@ omap_i2c_probe(struct platform_device *pdev)
u16 minor, major;

irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_err(&pdev->dev, "no irq resource?\n");
+ if (irq < 0)
return irq;
- }

omap = devm_kzalloc(&pdev->dev, sizeof(struct omap_i2c_dev), GFP_KERNEL);
if (!omap)
diff --git a/drivers/i2c/busses/i2c-owl.c b/drivers/i2c/busses/i2c-owl.c
index fba6efc1dca8..672f1f239bd6 100644
--- a/drivers/i2c/busses/i2c-owl.c
+++ b/drivers/i2c/busses/i2c-owl.c
@@ -407,10 +407,8 @@ static int owl_i2c_probe(struct platform_device *pdev)
return PTR_ERR(i2c_dev->base);

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",
&i2c_dev->bus_freq))
diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
index 686c06f31625..5d7207c10f1d 100644
--- a/drivers/i2c/busses/i2c-pnx.c
+++ b/drivers/i2c/busses/i2c-pnx.c
@@ -720,7 +720,6 @@ static int i2c_pnx_probe(struct platform_device *pdev)

alg_data->irq = platform_get_irq(pdev, 0);
if (alg_data->irq < 0) {
- dev_err(&pdev->dev, "Failed to get IRQ from platform resource\n");
ret = alg_data->irq;
goto out_clock;
}
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
index 466e4f681d7a..37246cbbe14c 100644
--- a/drivers/i2c/busses/i2c-pxa.c
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -1267,10 +1267,8 @@ static int i2c_pxa_probe(struct platform_device *dev)
return PTR_ERR(i2c->reg_base);

irq = platform_get_irq(dev, 0);
- if (irq < 0) {
- dev_err(&dev->dev, "no irq resource: %d\n", irq);
+ if (irq < 0)
return irq;
- }

/* Default adapter num to device id; i2c_pxa_probe_dt can override. */
i2c->adap.nr = dev->id;
diff --git a/drivers/i2c/busses/i2c-qup.c b/drivers/i2c/busses/i2c-qup.c
index 155dcde70fc9..0e3525fe613f 100644
--- a/drivers/i2c/busses/i2c-qup.c
+++ b/drivers/i2c/busses/i2c-qup.c
@@ -1761,10 +1761,8 @@ static int qup_i2c_probe(struct platform_device *pdev)
return PTR_ERR(qup->base);

qup->irq = platform_get_irq(pdev, 0);
- if (qup->irq < 0) {
- dev_err(qup->dev, "No IRQ defined\n");
+ if (qup->irq < 0)
return qup->irq;
- }

if (has_acpi_companion(qup->dev)) {
ret = device_property_read_u32(qup->dev,
diff --git a/drivers/i2c/busses/i2c-rk3x.c b/drivers/i2c/busses/i2c-rk3x.c
index fbe41c8cc126..bc698240c4aa 100644
--- a/drivers/i2c/busses/i2c-rk3x.c
+++ b/drivers/i2c/busses/i2c-rk3x.c
@@ -1260,10 +1260,8 @@ static int rk3x_i2c_probe(struct platform_device *pdev)

/* IRQ setup */
irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_err(&pdev->dev, "cannot find rk3x IRQ\n");
+ if (irq < 0)
return irq;
- }

ret = devm_request_irq(&pdev->dev, irq, rk3x_i2c_irq,
0, dev_name(&pdev->dev), i2c);
diff --git a/drivers/i2c/busses/i2c-sprd.c b/drivers/i2c/busses/i2c-sprd.c
index 123a42bfe3b1..19cda6742423 100644
--- a/drivers/i2c/busses/i2c-sprd.c
+++ b/drivers/i2c/busses/i2c-sprd.c
@@ -492,10 +492,8 @@ static int sprd_i2c_probe(struct platform_device *pdev)
return PTR_ERR(i2c_dev->base);

i2c_dev->irq = platform_get_irq(pdev, 0);
- if (i2c_dev->irq < 0) {
- dev_err(&pdev->dev, "failed to get irq resource\n");
+ if (i2c_dev->irq < 0)
return i2c_dev->irq;
- }

i2c_set_adapdata(&i2c_dev->adap, i2c_dev);
init_completion(&i2c_dev->complete);
diff --git a/drivers/i2c/busses/i2c-sun6i-p2wi.c b/drivers/i2c/busses/i2c-sun6i-p2wi.c
index 17c27f79029b..2f6f6468214d 100644
--- a/drivers/i2c/busses/i2c-sun6i-p2wi.c
+++ b/drivers/i2c/busses/i2c-sun6i-p2wi.c
@@ -236,10 +236,8 @@ static int p2wi_probe(struct platform_device *pdev)

strlcpy(p2wi->adapter.name, pdev->name, sizeof(p2wi->adapter.name));
irq = platform_get_irq(pdev, 0);
- if (irq < 0) {
- dev_err(dev, "failed to retrieve irq: %d\n", irq);
+ if (irq < 0)
return irq;
- }

p2wi->clk = devm_clk_get(dev, NULL);
if (IS_ERR(p2wi->clk)) {
diff --git a/drivers/i2c/busses/i2c-synquacer.c b/drivers/i2c/busses/i2c-synquacer.c
index 8cc91a8da5a0..c9a3dba6a75d 100644
--- a/drivers/i2c/busses/i2c-synquacer.c
+++ b/drivers/i2c/busses/i2c-synquacer.c
@@ -578,10 +578,8 @@ static int synquacer_i2c_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, "no IRQ resource found\n");
+ if (i2c->irq < 0)
return -ENODEV;
- }

ret = devm_request_irq(&pdev->dev, i2c->irq, synquacer_i2c_isr,
0, dev_name(&pdev->dev), i2c);
diff --git a/drivers/i2c/busses/i2c-uniphier-f.c b/drivers/i2c/busses/i2c-uniphier-f.c
index 2b258d54d68c..cb4666c54a23 100644
--- a/drivers/i2c/busses/i2c-uniphier-f.c
+++ b/drivers/i2c/busses/i2c-uniphier-f.c
@@ -529,10 +529,8 @@ static int uniphier_fi2c_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;
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;
diff --git a/drivers/i2c/busses/i2c-xlp9xx.c b/drivers/i2c/busses/i2c-xlp9xx.c
index 286faa9c855e..f2241cedf5d3 100644
--- a/drivers/i2c/busses/i2c-xlp9xx.c
+++ b/drivers/i2c/busses/i2c-xlp9xx.c
@@ -517,10 +517,8 @@ static int xlp9xx_i2c_probe(struct platform_device *pdev)
return PTR_ERR(priv->base);

priv->irq = platform_get_irq(pdev, 0);
- if (priv->irq <= 0) {
- dev_err(&pdev->dev, "invalid irq!\n");
+ if (priv->irq <= 0)
return priv->irq;
- }
/* SMBAlert irq */
priv->alert_data.irq = platform_get_irq(pdev, 1);
if (priv->alert_data.irq <= 0)
--
2.25.0