On Mon, 19 Aug 2013, walter harms wrote:
>
>
> Am 19.08.2013 10:51, schrieb Julia Lawall:
> > From: Julia Lawall <julia.law...@lip6.fr>
> >
> > Remove unneeded error handling on the result of a call to
> > platform_get_resource_byname when the value is passed to
> > devm_ioremap_resource.
> >
> > A simplified version of the semantic patch that makes this change is as
> > follows: (http://coccinelle.lip6.fr/)
> >
> > // <smpl>
> > @@
> > expression pdev,res,e,e1;
> > expression ret != 0;
> > identifier l;
> > @@
> >
> > res = platform_get_resource_byname(...);
> > - if (res == NULL) { ... \(goto l;\|return ret;\) }
> > e = devm_ioremap_resource(e1, res);
> > // </smpl>
> >
> > Signed-off-by: Julia Lawall <julia.law...@lip6.fr>
> >
> > ---
> > drivers/regulator/ti-abb-regulator.c | 10 ----------
> > 1 file changed, 10 deletions(-)
> >
> > diff --git a/drivers/regulator/ti-abb-regulator.c
> > b/drivers/regulator/ti-abb-regulator.c
> > index 3753ed0..d8e3e12 100644
> > --- a/drivers/regulator/ti-abb-regulator.c
> > +++ b/drivers/regulator/ti-abb-regulator.c
> > @@ -717,11 +717,6 @@ static int ti_abb_probe(struct platform_device *pdev)
> > /* Map ABB resources */
> > pname = "base-address";
> > res = platform_get_resource_byname(pdev, IORESOURCE_MEM, pname);
> > - if (!res) {
> > - dev_err(dev, "Missing '%s' IO resource\n", pname);
> > - ret = -ENODEV;
> > - goto err;
> > - }
> > abb->base = devm_ioremap_resource(dev, res);
> > if (IS_ERR(abb->base)) {
> > ret = PTR_ERR(abb->base);
>
>
> is pname used by anything else ? (also below)
I'll check. Thanks for the feedback.
julia
>
> re,
> wh
>
> > @@ -770,11 +765,6 @@ static int ti_abb_probe(struct platform_device *pdev)
> >
> > pname = "ldo-address";
> > res = platform_get_resource_byname(pdev, IORESOURCE_MEM, pname);
> > - if (!res) {
> > - dev_dbg(dev, "Missing '%s' IO resource\n", pname);
> > - ret = -ENODEV;
> > - goto skip_opt;
> > - }
> > abb->ldo_base = devm_ioremap_resource(dev, res);
> > if (IS_ERR(abb->ldo_base)) {
> > ret = PTR_ERR(abb->ldo_base);
> >
> > --
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> >
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