Return-Path: Received: from mail2-relais-roc.national.inria.fr ([192.134.164.83]:6139 "EHLO mail2-relais-roc.national.inria.fr" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751154AbbLWVhr (ORCPT ); Wed, 23 Dec 2015 16:37:47 -0500 From: Julia Lawall To: "J. Bruce Fields" Cc: kernel-janitors@vger.kernel.org, Jeff Layton , Trond Myklebust , Anna Schumaker , linux-nfs@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH] lockd: constify nlmsvc_binding structure Date: Wed, 23 Dec 2015 22:25:13 +0100 Message-Id: <1450905913-657-1-git-send-email-Julia.Lawall@lip6.fr> Sender: linux-nfs-owner@vger.kernel.org List-ID: The nlmsvc_binding structure is never modified, so declare it as const. Done with the help of Coccinelle. Signed-off-by: Julia Lawall --- This assumes that whoever takes advantage of the EXPORT_SYMBOL will also not want to write in the fields. Is that reasonable? 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 */ };