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Date: Tue, 17 Sep 2019 20:35:51 +0200 From: Geert Uytterhoeven <geert@...ux-m68k.org> To: YueHaibing <yuehaibing@...wei.com> Cc: "David S. Miller" <davem@...emloft.net>, Grygorii Strashko <grygorii.strashko@...com>, ivan.khoronzhuk@...aro.org, Andrew Lunn <andrew@...n.ch>, Petr Štetiar <ynezz@...e.cz>, Linux Kernel Mailing List <linux-kernel@...r.kernel.org>, netdev <netdev@...r.kernel.org>, "open list:TI ETHERNET SWITCH DRIVER (CPSW)" <linux-omap@...r.kernel.org> Subject: Re: [PATCH net-next] net: ethernet: ti: use devm_platform_ioremap_resource() to simplify code Hi YueHaibing, On Wed, Aug 21, 2019 at 2:51 PM YueHaibing <yuehaibing@...wei.com> wrote: > Use devm_platform_ioremap_resource() to simplify the code a bit. > This is detected by coccinelle. > > Reported-by: Hulk Robot <hulkci@...wei.com> > Signed-off-by: YueHaibing <yuehaibing@...wei.com> > --- > drivers/net/ethernet/ti/cpsw.c | 5 ++--- > 1 file changed, 2 insertions(+), 3 deletions(-) > > diff --git a/drivers/net/ethernet/ti/cpsw.c b/drivers/net/ethernet/ti/cpsw.c > index 32a8974..5401095 100644 > --- a/drivers/net/ethernet/ti/cpsw.c > +++ b/drivers/net/ethernet/ti/cpsw.c > @@ -2764,7 +2764,7 @@ static int cpsw_probe(struct platform_device *pdev) > struct net_device *ndev; > struct cpsw_priv *priv; > void __iomem *ss_regs; > - struct resource *res, *ss_res; > + struct resource *ss_res; > struct gpio_descs *mode; > const struct soc_device_attribute *soc; > struct cpsw_common *cpsw; > @@ -2798,8 +2798,7 @@ static int cpsw_probe(struct platform_device *pdev) And just out-of-context, we also have: ss_res = platform_get_resource(pdev, IORESOURCE_MEM, 0); ss_regs = devm_ioremap_resource(dev, ss_res); if (IS_ERR(ss_regs)) which was not detected as being the same pattern? Interesting... > return PTR_ERR(ss_regs); > cpsw->regs = ss_regs; > > - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); > - cpsw->wr_regs = devm_ioremap_resource(dev, res); > + cpsw->wr_regs = devm_platform_ioremap_resource(pdev, 1); > if (IS_ERR(cpsw->wr_regs)) > return PTR_ERR(cpsw->wr_regs); Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
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