iommu/ipmmu-vmsa: Remove dev_err() on platform_get_irq() failure

platform_get_irq() will call dev_err() itself on failure,
so there is no need for the driver to also do this.
This is detected by coccinelle.

Signed-off-by: YueHaibing <yuehaibing@huawei.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Joerg Roedel <jroedel@suse.de>

diff --git a/drivers/iommu/ipmmu-vmsa.c b/drivers/iommu/ipmmu-vmsa.c
index 2371034..2639fc7 100644 (file)
--- a/drivers/iommu/ipmmu-vmsa.c
+++ b/drivers/iommu/ipmmu-vmsa.c
@@ -1105,10 +1105,8 @@ static int ipmmu_probe(struct platform_device *pdev)
        /* Root devices have mandatory IRQs */
        if (ipmmu_is_root(mmu)) {
                irq = platform_get_irq(pdev, 0);
-               if (irq < 0) {
-                       dev_err(&pdev->dev, "no IRQ found\n");
+               if (irq < 0)
                        return irq;
-               }
 
                ret = devm_request_irq(&pdev->dev, irq, ipmmu_irq, 0,
                                       dev_name(&pdev->dev), mmu);