On 7/6/23 21:42, Yangtao Li wrote: > Use devm_platform_ioremap_resource() to simplify code. > > Signed-off-by: Yangtao Li <frank.li@xxxxxxxx> > --- > drivers/ata/sata_rcar.c | 9 ++------- > 1 file changed, 2 insertions(+), 7 deletions(-) > > diff --git a/drivers/ata/sata_rcar.c b/drivers/ata/sata_rcar.c > index 34790f15c1b8..63f8337c2a98 100644 > --- a/drivers/ata/sata_rcar.c > +++ b/drivers/ata/sata_rcar.c > @@ -861,15 +861,11 @@ static int sata_rcar_probe(struct platform_device *pdev) > struct device *dev = &pdev->dev; > struct ata_host *host; > struct sata_rcar_priv *priv; > - struct resource *mem; > - int irq; > - int ret = 0; > + int irq, ret; > > irq = platform_get_irq(pdev, 0); > if (irq < 0) > return irq; > - if (!irq) > - return -EINVAL; Same comment as Geert: this is OK to remove, but make that a different patch. > > priv = devm_kzalloc(dev, sizeof(struct sata_rcar_priv), GFP_KERNEL); > if (!priv) > @@ -890,8 +886,7 @@ static int sata_rcar_probe(struct platform_device *pdev) > > host->private_data = priv; > > - mem = platform_get_resource(pdev, IORESOURCE_MEM, 0); > - priv->base = devm_ioremap_resource(dev, mem); > + priv->base = devm_platform_ioremap_resource(pdev, 0); > if (IS_ERR(priv->base)) { > ret = PTR_ERR(priv->base); > goto err_pm_put; -- Damien Le Moal Western Digital Research