f2fs: make kobj_type structures constant

Since commit ee6d3dd4ed48 ("driver core: make kobj_type constant.")
the driver core allows the usage of const struct kobj_type.

Take advantage of this to constify the structure definitions to prevent
modification at runtime.

Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>

diff --git a/fs/f2fs/sysfs.c b/fs/f2fs/sysfs.c
index 6082e13..0b19163 100644 (file)
--- a/fs/f2fs/sysfs.c
+++ b/fs/f2fs/sysfs.c
@@ -1162,13 +1162,13 @@ static const struct sysfs_ops f2fs_attr_ops = {
        .store  = f2fs_attr_store,
 };
 
-static struct kobj_type f2fs_sb_ktype = {
+static const struct kobj_type f2fs_sb_ktype = {
        .default_groups = f2fs_groups,
        .sysfs_ops      = &f2fs_attr_ops,
        .release        = f2fs_sb_release,
 };
 
-static struct kobj_type f2fs_ktype = {
+static const struct kobj_type f2fs_ktype = {
        .sysfs_ops      = &f2fs_attr_ops,
 };
 
@@ -1176,7 +1176,7 @@ static struct kset f2fs_kset = {
        .kobj   = {.ktype = &f2fs_ktype},
 };
 
-static struct kobj_type f2fs_feat_ktype = {
+static const struct kobj_type f2fs_feat_ktype = {
        .default_groups = f2fs_feat_groups,
        .sysfs_ops      = &f2fs_attr_ops,
 };
@@ -1217,7 +1217,7 @@ static const struct sysfs_ops f2fs_stat_attr_ops = {
        .store  = f2fs_stat_attr_store,
 };
 
-static struct kobj_type f2fs_stat_ktype = {
+static const struct kobj_type f2fs_stat_ktype = {
        .default_groups = f2fs_stat_groups,
        .sysfs_ops      = &f2fs_stat_attr_ops,
        .release        = f2fs_stat_kobj_release,
@@ -1244,7 +1244,7 @@ static const struct sysfs_ops f2fs_feature_list_attr_ops = {
        .show   = f2fs_sb_feat_attr_show,
 };
 
-static struct kobj_type f2fs_feature_list_ktype = {
+static const struct kobj_type f2fs_feature_list_ktype = {
        .default_groups = f2fs_sb_feat_groups,
        .sysfs_ops      = &f2fs_feature_list_attr_ops,
        .release        = f2fs_feature_list_kobj_release,