Messages in this thread | | | Date | Sun, 16 Jul 2017 07:49:26 +0300 | From | Baruch Siach <> | Subject | Re: [PATCH 10/11] irqchip: digicolor: Drop unnecessary static |
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Hi Julia,
On Sat, Jul 15, 2017 at 10:07:45PM +0200, Julia Lawall wrote: > Drop static on a local variable, when the variable is initialized before > any possible use. Thus, the static has no benefit. > > The semantic patch that fixes this problem is as follows: > (http://coccinelle.lip6.fr/) > > // <smpl> > @bad exists@ > position p; > identifier x; > type T; > @@ > static T x@p; > ... > x = <+...x...+> > > @@ > identifier x; > expression e; > type T; > position p != bad.p; > @@ > -static > T x@p; > ... when != x > when strict > ?x = e; > // </smpl> > > Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Acked-by: Baruch Siach <baruch@tkos.co.il>
Thanks, baruch
> --- > These patches are all independent of each other. > > drivers/irqchip/irq-digicolor.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff -u -p a/drivers/irqchip/irq-digicolor.c b/drivers/irqchip/irq-digicolor.c > --- a/drivers/irqchip/irq-digicolor.c > +++ b/drivers/irqchip/irq-digicolor.c > @@ -71,7 +71,7 @@ static void __init digicolor_set_gc(void > static int __init digicolor_of_init(struct device_node *node, > struct device_node *parent) > { > - static void __iomem *reg_base; > + void __iomem *reg_base; > unsigned int clr = IRQ_NOREQUEST | IRQ_NOPROBE | IRQ_NOAUTOEN; > struct regmap *ucregs; > int ret; >
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