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SubjectRe: [PATCH 25/26] pch_gbe: constify local structures


On Sun, 11 Sep 2016, Julia Lawall wrote:

> For structure types defined in the same file or local header files, find
> top-level static structure declarations that have the following
> properties:
> 1. Never reassigned.
> 2. Address never taken
> 3. Not passed to a top-level macro call
> 4. No pointer or array-typed field passed to a function or stored in a
> variable.
> Declare structures having all of these properties as const.

Actually, this patch should be dropped. Coccinelle did not recognize
kernel_ulong_t as a type, so it interpreted

(kernel_ulong_t)&pch_gbe_minnow_privdata

as a bit and operation.

julia

> Done using Coccinelle.
> Based on a suggestion by Joe Perches <joe@perches.com>.
>
> Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
>
> ---
> The semantic patch seems too long for a commit log, but is in the cover
> letter.
>
> drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
> index 3cd87a4..6f33258 100644
> --- a/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
> +++ b/drivers/net/ethernet/oki-semi/pch_gbe/pch_gbe_main.c
> @@ -2729,7 +2729,7 @@ static int pch_gbe_minnow_platform_init(struct pci_dev *pdev)
> return ret;
> }
>
> -static struct pch_gbe_privdata pch_gbe_minnow_privdata = {
> +static const struct pch_gbe_privdata pch_gbe_minnow_privdata = {
> .phy_tx_clk_delay = true,
> .phy_disable_hibernate = true,
> .platform_init = pch_gbe_minnow_platform_init,
>
> --
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