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| author | Eric Biggers <ebiggers@google.com> | 2017-04-30 06:47:50 +0300 |
|---|---|---|
| committer | Theodore Ts'o <tytso@mit.edu> | 2017-04-30 06:47:50 +0300 |
| commit | d60061867303aa2fee516e9a34efc15e78d975a9 (patch) | |
| tree | 8809db4e180a92f88d9de2f0031783cdb7681fcc /fs/ext4/sysfs.c | |
| parent | 1bc0af600b011dbbf9bbf39664b858ea2e365729 (diff) | |
| download | linux-d60061867303aa2fee516e9a34efc15e78d975a9.tar.xz | |
ext4: constify static data that is never modified
Constify static data in ext4 that is never (intentionally) modified so
that it is placed in .rodata and benefits from memory protection.
Signed-off-by: Eric Biggers <ebiggers@google.com>
Signed-off-by: Theodore Ts'o <tytso@mit.edu>
Diffstat (limited to 'fs/ext4/sysfs.c')
| -rw-r--r-- | fs/ext4/sysfs.c | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/fs/ext4/sysfs.c b/fs/ext4/sysfs.c index 42145be5c6b4..d74dc5f81a04 100644 --- a/fs/ext4/sysfs.c +++ b/fs/ext4/sysfs.c @@ -34,7 +34,7 @@ typedef enum { ptr_ext4_super_block_offset, } attr_ptr_t; -static const char *proc_dirname = "fs/ext4"; +static const char proc_dirname[] = "fs/ext4"; static struct proc_dir_entry *ext4_proc_root; struct ext4_attr { @@ -375,7 +375,7 @@ static const struct file_operations ext4_seq_##name##_fops = { \ PROC_FILE_SHOW_DEFN(es_shrinker_info); PROC_FILE_SHOW_DEFN(options); -static struct ext4_proc_files { +static const struct ext4_proc_files { const char *name; const struct file_operations *fops; } proc_files[] = { @@ -388,7 +388,7 @@ static struct ext4_proc_files { int ext4_register_sysfs(struct super_block *sb) { struct ext4_sb_info *sbi = EXT4_SB(sb); - struct ext4_proc_files *p; + const struct ext4_proc_files *p; int err; sbi->s_kobj.kset = &ext4_kset; @@ -412,7 +412,7 @@ int ext4_register_sysfs(struct super_block *sb) void ext4_unregister_sysfs(struct super_block *sb) { struct ext4_sb_info *sbi = EXT4_SB(sb); - struct ext4_proc_files *p; + const struct ext4_proc_files *p; if (sbi->s_proc) { for (p = proc_files; p->name; p++) |