On Wed, Dec 23, 2015 at 10:25:13PM +0100, Julia Lawall wrote:
> The nlmsvc_binding structure is never modified, so declare it as const.
>
> Done with the help of Coccinelle.
>
> Signed-off-by: Julia Lawall <[email protected]>
>
> ---
>
> This assumes that whoever takes advantage of the EXPORT_SYMBOL will also
> not want to write in the fields. Is that reasonable?
Looks right to me, thanks, applying.--b.
>
> fs/lockd/svc.c | 2 +-
> fs/nfsd/lockd.c | 2 +-
> include/linux/lockd/bind.h | 2 +-
> 3 files changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/fs/lockd/svc.c b/fs/lockd/svc.c
> index 44d18ad..0c1a699 100644
> --- a/fs/lockd/svc.c
> +++ b/fs/lockd/svc.c
> @@ -48,7 +48,7 @@
>
> static struct svc_program nlmsvc_program;
>
> -struct nlmsvc_binding * nlmsvc_ops;
> +const struct nlmsvc_binding *nlmsvc_ops;
> EXPORT_SYMBOL_GPL(nlmsvc_ops);
>
> static DEFINE_MUTEX(nlmsvc_mutex);
> diff --git a/include/linux/lockd/bind.h b/include/linux/lockd/bind.h
> index 4d24d64..140edab6 100644
> --- a/include/linux/lockd/bind.h
> +++ b/include/linux/lockd/bind.h
> @@ -29,7 +29,7 @@ struct nlmsvc_binding {
> void (*fclose)(struct file *);
> };
>
> -extern struct nlmsvc_binding * nlmsvc_ops;
> +extern const struct nlmsvc_binding *nlmsvc_ops;
>
> /*
> * Similar to nfs_client_initdata, but without the NFS-specific
> diff --git a/fs/nfsd/lockd.c b/fs/nfsd/lockd.c
> index 77e7a5c..1a03bc3 100644
> --- a/fs/nfsd/lockd.c
> +++ b/fs/nfsd/lockd.c
> @@ -58,7 +58,7 @@ nlm_fclose(struct file *filp)
> fput(filp);
> }
>
> -static struct nlmsvc_binding nfsd_nlm_ops = {
> +static const struct nlmsvc_binding nfsd_nlm_ops = {
> .fopen = nlm_fopen, /* open file for locking */
> .fclose = nlm_fclose, /* close file */
> };
--
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