[PATCH] quota: constify qtree_fmt_operations structures

[Julia Lawall]

The qtree_fmt_operations structures are never modified, so declare them as
const.

Done with the help of Coccinelle.

Signed-off-by: Julia Lawall <Julia.Lawall@xxxxxxx>

---
 fs/ocfs2/quota.h            |    2 +-
 fs/ocfs2/quota_global.c     |    2 +-
 fs/quota/quota_v2.c         |    4 ++--
 include/linux/dqblk_qtree.h |    2 +-
 4 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/include/linux/dqblk_qtree.h b/include/linux/dqblk_qtree.h
index 82a1652..ff8b553 100644
--- a/include/linux/dqblk_qtree.h
+++ b/include/linux/dqblk_qtree.h
@@ -34,7 +34,7 @@ struct qtree_mem_dqinfo {
 	unsigned int dqi_entry_size;	/* Size of quota entry in quota file */
 	unsigned int dqi_usable_bs;	/* Space usable in block for quota data */
 	unsigned int dqi_qtree_depth;	/* Precomputed depth of quota tree */
-	struct qtree_fmt_operations *dqi_ops;	/* Operations for entry manipulation */
+	const struct qtree_fmt_operations *dqi_ops; /* Operations for entry manipulation */
 };
 
 int qtree_write_dquot(struct qtree_mem_dqinfo *info, struct dquot *dquot);
diff --git a/fs/quota/quota_v2.c b/fs/quota/quota_v2.c
index 2aa012a..ed85d4f 100644
--- a/fs/quota/quota_v2.c
+++ b/fs/quota/quota_v2.c
@@ -30,13 +30,13 @@ static void v2r1_mem2diskdqb(void *dp, struct dquot *dquot);
 static void v2r1_disk2memdqb(struct dquot *dquot, void *dp);
 static int v2r1_is_id(void *dp, struct dquot *dquot);
 
-static struct qtree_fmt_operations v2r0_qtree_ops = {
+static const struct qtree_fmt_operations v2r0_qtree_ops = {
 	.mem2disk_dqblk = v2r0_mem2diskdqb,
 	.disk2mem_dqblk = v2r0_disk2memdqb,
 	.is_id = v2r0_is_id,
 };
 
-static struct qtree_fmt_operations v2r1_qtree_ops = {
+static const struct qtree_fmt_operations v2r1_qtree_ops = {
 	.mem2disk_dqblk = v2r1_mem2diskdqb,
 	.disk2mem_dqblk = v2r1_disk2memdqb,
 	.is_id = v2r1_is_id,
diff --git a/fs/ocfs2/quota.h b/fs/ocfs2/quota.h
index b6d5133..d153e6e 100644
--- a/fs/ocfs2/quota.h
+++ b/fs/ocfs2/quota.h
@@ -82,7 +82,7 @@ struct ocfs2_quota_chunk {
 extern struct kmem_cache *ocfs2_dquot_cachep;
 extern struct kmem_cache *ocfs2_qf_chunk_cachep;
 
-extern struct qtree_fmt_operations ocfs2_global_ops;
+extern const struct qtree_fmt_operations ocfs2_global_ops;
 
 struct ocfs2_quota_recovery *ocfs2_begin_quota_recovery(
 				struct ocfs2_super *osb, int slot_num);
diff --git a/fs/ocfs2/quota_global.c b/fs/ocfs2/quota_global.c
index 44df24b..f0c7ae1 100644
--- a/fs/ocfs2/quota_global.c
+++ b/fs/ocfs2/quota_global.c
@@ -123,7 +123,7 @@ static int ocfs2_global_is_id(void *dp, struct dquot *dquot)
 		      dquot->dq_id);
 }
 
-struct qtree_fmt_operations ocfs2_global_ops = {
+const struct qtree_fmt_operations ocfs2_global_ops = {
 	.mem2disk_dqblk = ocfs2_global_mem2diskdqb,
 	.disk2mem_dqblk = ocfs2_global_disk2memdqb,
 	.is_id = ocfs2_global_is_id,

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