[PATCH v2] PCI: visconti: Remove surplus dev_err() when using platform_get_irq_byname()

Subsystems: arm/toshiba visconti architecture, pci native host bridge and endpoint drivers, pci subsystem, the rest

STALE1760d LANDED

Landed in mainline as 5b8402562e55 on 2021-10-07.

3 messages, 2 authors, 2021-10-07 · open the first message on its own page

[PATCH v2] PCI: visconti: Remove surplus dev_err() when using platform_get_irq_byname()

From: Krzysztof Wilczyński <hidden>
Date: 2021-10-07 12:31:29

There is no need to call the dev_err() function directly to print a
custom message when handling an error from either the platform_get_irq()
or platform_get_irq_byname() functions as both are going to display an
appropriate error message in case of a failure.

This change is as per suggestions from Coccinelle, e.g.,
  drivers/pci/controller/dwc/pcie-visconti.c:286:2-9: line 286 is redundant because platform_get_irq() already prints an error

Related:
  https://lore.kernel.org/all/20210310131913.2802385-1-kw@linux.com/
  https://lore.kernel.org/all/20200802142601.1635926-1-kw@linux.com/

Signed-off-by: Krzysztof Wilczyński <redacted>
---
Changes in v2:
  Remove unused "dev" variable following removal of the dev_err() as
  reported by Intel's CI bot.

 drivers/pci/controller/dwc/pcie-visconti.c | 5 +----
 1 file changed, 1 insertion(+), 4 deletions(-)
diff --git a/drivers/pci/controller/dwc/pcie-visconti.c b/drivers/pci/controller/dwc/pcie-visconti.c
index a88eab6829bb..50f80f07e4db 100644
--- a/drivers/pci/controller/dwc/pcie-visconti.c
+++ b/drivers/pci/controller/dwc/pcie-visconti.c
@@ -279,13 +279,10 @@ static int visconti_add_pcie_port(struct visconti_pcie *pcie,
 {
 	struct dw_pcie *pci = &pcie->pci;
 	struct pcie_port *pp = &pci->pp;
-	struct device *dev = &pdev->dev;
 
 	pp->irq = platform_get_irq_byname(pdev, "intr");
-	if (pp->irq < 0) {
-		dev_err(dev, "Interrupt intr is missing");
+	if (pp->irq < 0)
 		return pp->irq;
-	}
 
 	pp->ops = &visconti_pcie_host_ops;
 
-- 
2.33.0


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Re: [PATCH v2] PCI: visconti: Remove surplus dev_err() when using platform_get_irq_byname()

From: Krzysztof Wilczyński <hidden>
Date: 2021-10-07 12:44:38

Hi Lorenzo,

[...]
Changes in v2:
  Remove unused "dev" variable following removal of the dev_err() as
  reported by Intel's CI bot.
Apologies for causing you more work.  Especially, since you already applied
previous version to your "pci/dwc" branch.

	Krzysztof

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Re: [PATCH v2] PCI: visconti: Remove surplus dev_err() when using platform_get_irq_byname()

From: Lorenzo Pieralisi <hidden>
Date: 2021-10-07 15:08:18

On Thu, 7 Oct 2021 12:28:48 +0000, Krzysztof Wilczyński wrote:
There is no need to call the dev_err() function directly to print a
custom message when handling an error from either the platform_get_irq()
or platform_get_irq_byname() functions as both are going to display an
appropriate error message in case of a failure.

This change is as per suggestions from Coccinelle, e.g.,
  drivers/pci/controller/dwc/pcie-visconti.c:286:2-9: line 286 is redundant because platform_get_irq() already prints an error

[...]
Applied to pci/dwc, thanks!

[1/1] PCI: visconti: Remove surplus dev_err() when using platform_get_irq_byname()
      https://git.kernel.org/lpieralisi/pci/c/5b8402562e

Thanks,
Lorenzo

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