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| author | Huang Xiaojia <huangxiaojia2@huawei.com> | 2024-08-26 23:04:18 +0800 |
|---|---|---|
| committer | Mike Marshall <hubcap@omnibond.com> | 2024-09-06 10:18:17 -0400 |
| commit | 96319dacaf15f666bcba7275953d780e23fe9e75 (patch) | |
| tree | 9a35154698ec5b330587d98c87cee9e3e5fee429 | |
| parent | 5be63fc19fcaa4c236b307420483578a56986a37 (diff) | |
| download | linux-96319dacaf15f666bcba7275953d780e23fe9e75.tar.gz linux-96319dacaf15f666bcba7275953d780e23fe9e75.tar.bz2 linux-96319dacaf15f666bcba7275953d780e23fe9e75.zip | |
orangefs: Constify struct kobj_type
'struct kobj_type' is not modified. It is only used in kobject_init()
which takes a 'const struct kobj_type *ktype' parameter.
Constifying this structure moves some data to a read-only section,
so increase over all security.
On a x86_64, compiled with defconfig:
Before:
======
text data bss dec hex filename
7036 2136 56 9228 240c fs/orangefs/orangefs-sysfs.o
After:
======
text data bss dec hex filename
7484 1880 56 9420 24cc fs/orangefs/orangefs-sysfs.o
Signed-off-by: Huang Xiaojia <huangxiaojia2@huawei.com>
Signed-off-by: Mike Marshall <hubcap@omnibond.com>
| -rw-r--r-- | fs/orangefs/orangefs-sysfs.c | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/fs/orangefs/orangefs-sysfs.c b/fs/orangefs/orangefs-sysfs.c index be4ba03a01a0..04e15dfa504a 100644 --- a/fs/orangefs/orangefs-sysfs.c +++ b/fs/orangefs/orangefs-sysfs.c @@ -904,7 +904,7 @@ static void orangefs_obj_release(struct kobject *kobj) orangefs_obj = NULL; } -static struct kobj_type orangefs_ktype = { +static const struct kobj_type orangefs_ktype = { .sysfs_ops = &orangefs_sysfs_ops, .default_groups = orangefs_default_groups, .release = orangefs_obj_release, @@ -951,7 +951,7 @@ static void acache_orangefs_obj_release(struct kobject *kobj) acache_orangefs_obj = NULL; } -static struct kobj_type acache_orangefs_ktype = { +static const struct kobj_type acache_orangefs_ktype = { .sysfs_ops = &orangefs_sysfs_ops, .default_groups = acache_orangefs_default_groups, .release = acache_orangefs_obj_release, @@ -998,7 +998,7 @@ static void capcache_orangefs_obj_release(struct kobject *kobj) capcache_orangefs_obj = NULL; } -static struct kobj_type capcache_orangefs_ktype = { +static const struct kobj_type capcache_orangefs_ktype = { .sysfs_ops = &orangefs_sysfs_ops, .default_groups = capcache_orangefs_default_groups, .release = capcache_orangefs_obj_release, @@ -1045,7 +1045,7 @@ static void ccache_orangefs_obj_release(struct kobject *kobj) ccache_orangefs_obj = NULL; } -static struct kobj_type ccache_orangefs_ktype = { +static const struct kobj_type ccache_orangefs_ktype = { .sysfs_ops = &orangefs_sysfs_ops, .default_groups = ccache_orangefs_default_groups, .release = ccache_orangefs_obj_release, @@ -1092,7 +1092,7 @@ static void ncache_orangefs_obj_release(struct kobject *kobj) ncache_orangefs_obj = NULL; } -static struct kobj_type ncache_orangefs_ktype = { +static const struct kobj_type ncache_orangefs_ktype = { .sysfs_ops = &orangefs_sysfs_ops, .default_groups = ncache_orangefs_default_groups, .release = ncache_orangefs_obj_release, @@ -1132,7 +1132,7 @@ static void pc_orangefs_obj_release(struct kobject *kobj) pc_orangefs_obj = NULL; } -static struct kobj_type pc_orangefs_ktype = { +static const struct kobj_type pc_orangefs_ktype = { .sysfs_ops = &orangefs_sysfs_ops, .default_groups = pc_orangefs_default_groups, .release = pc_orangefs_obj_release, @@ -1165,7 +1165,7 @@ static void stats_orangefs_obj_release(struct kobject *kobj) stats_orangefs_obj = NULL; } -static struct kobj_type stats_orangefs_ktype = { +static const struct kobj_type stats_orangefs_ktype = { .sysfs_ops = &orangefs_sysfs_ops, .default_groups = stats_orangefs_default_groups, .release = stats_orangefs_obj_release, |