[PATCH 12/12] mmc: bcm2835: constify mmc_host_ops structures

Stefan Wahren stefan.wahren at i2se.com
Sun Jul 30 22:55:16 PDT 2017


Am 29.07.2017 um 07:59 schrieb Julia Lawall:
> The mmc_host_ops structure is only stored in the ops field of an
> mmc_host structure, which is declared as const.  Thus the mmc_host_ops
> structure itself can be const.
>
> Done with the help of Coccinelle.
>
> // <smpl>
> @r disable optional_qualifier@
> identifier i;
> position p;
> @@
> static struct mmc_host_ops i at p = { ... };
>
> @ok1@
> struct mmc_host *mmc;
> identifier r.i;
> position p;
> @@
> mmc->ops = &i at p
>
> @bad@
> position p != {r.p,ok1.p};
> identifier r.i;
> struct mmc_host_ops e;
> @@
> e at i@p
>
> @depends on !bad disable optional_qualifier@
> identifier r.i;
> @@
> static
> +const
>  struct mmc_host_ops i = { ... };
> // </smpl>
>
> Signed-off-by: Julia Lawall <Julia.Lawall at lip6.fr>

Acked-by: Stefan Wahren <stefan.wahren at i2se.com>



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