From 749c72efa4bd91dad3a8c2ac8bfaa7c45490ceef Mon Sep 17 00:00:00 2001
From: Stephen Hemminger <shemminger@vyatta.com>
Date: Thu, 13 May 2010 17:53:16 -0700
Subject: [PATCH] ext2: constify xattr_handler
Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
fs/ext2/acl.c | 4 ++--
fs/ext2/xattr.c | 10 +++++-----
fs/ext2/xattr.h | 12 ++++++------
fs/ext2/xattr_security.c | 2 +-
fs/ext2/xattr_trusted.c | 2 +-
fs/ext2/xattr_user.c | 2 +-
6 files changed, 16 insertions(+), 16 deletions(-)
diff --git a/fs/ext2/acl.c b/fs/ext2/acl.c
index a99e54318c3d..ca7e2a0ed98a 100644
--- a/fs/ext2/acl.c
+++ b/fs/ext2/acl.c
@@ -420,7 +420,7 @@ release_and_out:
return error;
}
-struct xattr_handler ext2_xattr_acl_access_handler = {
+const struct xattr_handler ext2_xattr_acl_access_handler = {
.prefix = POSIX_ACL_XATTR_ACCESS,
.flags = ACL_TYPE_ACCESS,
.list = ext2_xattr_list_acl_access,
@@ -428,7 +428,7 @@ struct xattr_handler ext2_xattr_acl_access_handler = {
.set = ext2_xattr_set_acl,
};
-struct xattr_handler ext2_xattr_acl_default_handler = {
+const struct xattr_handler ext2_xattr_acl_default_handler = {
.prefix = POSIX_ACL_XATTR_DEFAULT,
.flags = ACL_TYPE_DEFAULT,
.list = ext2_xattr_list_acl_default,
diff --git a/fs/ext2/xattr.c b/fs/ext2/xattr.c
index 3b96045a00ce..7c3915780b19 100644
--- a/fs/ext2/xattr.c
+++ b/fs/ext2/xattr.c
@@ -101,7 +101,7 @@ static void ext2_xattr_rehash(struct ext2_xattr_header *,
static struct mb_cache *ext2_xattr_cache;
-static struct xattr_handler *ext2_xattr_handler_map[] = {
+static const struct xattr_handler *ext2_xattr_handler_map[] = {
[EXT2_XATTR_INDEX_USER] = &ext2_xattr_user_handler,
#ifdef CONFIG_EXT2_FS_POSIX_ACL
[EXT2_XATTR_INDEX_POSIX_ACL_ACCESS] = &ext2_xattr_acl_access_handler,
@@ -113,7 +113,7 @@ static struct xattr_handler *ext2_xattr_handler_map[] = {
#endif
};
-struct xattr_handler *ext2_xattr_handlers[] = {
+const struct xattr_handler *ext2_xattr_handlers[] = {
&ext2_xattr_user_handler,
&ext2_xattr_trusted_handler,
#ifdef CONFIG_EXT2_FS_POSIX_ACL
@@ -126,10 +126,10 @@ struct xattr_handler *ext2_xattr_handlers[] = {
NULL
};
-static inline struct xattr_handler *
+static inline const struct xattr_handler *
ext2_xattr_handler(int name_index)
{
- struct xattr_handler *handler = NULL;
+ const struct xattr_handler *handler = NULL;
if (name_index > 0 && name_index < ARRAY_SIZE(ext2_xattr_handler_map))
handler = ext2_xattr_handler_map[name_index];
@@ -298,7 +298,7 @@ bad_block: ext2_error(inode->i_sb, "ext2_xattr_list",
/* list the attribute names */
for (entry = FIRST_ENTRY(bh); !IS_LAST_ENTRY(entry);
entry = EXT2_XATTR_NEXT(entry)) {
- struct xattr_handler *handler =
+ const struct xattr_handler *handler =
ext2_xattr_handler(entry->e_name_index);
if (handler) {
diff --git a/fs/ext2/xattr.h b/fs/ext2/xattr.h
index bf8175b2ced9..a1a1c2184616 100644
--- a/fs/ext2/xattr.h
+++ b/fs/ext2/xattr.h
@@ -55,11 +55,11 @@ struct ext2_xattr_entry {
# ifdef CONFIG_EXT2_FS_XATTR
-extern struct xattr_handler ext2_xattr_user_handler;
-extern struct xattr_handler ext2_xattr_trusted_handler;
-extern struct xattr_handler ext2_xattr_acl_access_handler;
-extern struct xattr_handler ext2_xattr_acl_default_handler;
-extern struct xattr_handler ext2_xattr_security_handler;
+extern const struct xattr_handler ext2_xattr_user_handler;
+extern const struct xattr_handler ext2_xattr_trusted_handler;
+extern const struct xattr_handler ext2_xattr_acl_access_handler;
+extern const struct xattr_handler ext2_xattr_acl_default_handler;
+extern const struct xattr_handler ext2_xattr_security_handler;
extern ssize_t ext2_listxattr(struct dentry *, char *, size_t);
@@ -72,7 +72,7 @@ extern void ext2_xattr_put_super(struct super_block *);
extern int init_ext2_xattr(void);
extern void exit_ext2_xattr(void);
-extern struct xattr_handler *ext2_xattr_handlers[];
+extern const struct xattr_handler *ext2_xattr_handlers[];
# else /* CONFIG_EXT2_FS_XATTR */
diff --git a/fs/ext2/xattr_security.c b/fs/ext2/xattr_security.c
index b118c6383c6d..3004e15d5da5 100644
--- a/fs/ext2/xattr_security.c
+++ b/fs/ext2/xattr_security.c
@@ -67,7 +67,7 @@ ext2_init_security(struct inode *inode, struct inode *dir)
return err;
}
-struct xattr_handler ext2_xattr_security_handler = {
+const struct xattr_handler ext2_xattr_security_handler = {
.prefix = XATTR_SECURITY_PREFIX,
.list = ext2_xattr_security_list,
.get = ext2_xattr_security_get,
diff --git a/fs/ext2/xattr_trusted.c b/fs/ext2/xattr_trusted.c
index 2a26d71f4771..667e46a8d62d 100644
--- a/fs/ext2/xattr_trusted.c
+++ b/fs/ext2/xattr_trusted.c
@@ -50,7 +50,7 @@ ext2_xattr_trusted_set(struct dentry *dentry, const char *name,
value, size, flags);
}
-struct xattr_handler ext2_xattr_trusted_handler = {
+const struct xattr_handler ext2_xattr_trusted_handler = {
.prefix = XATTR_TRUSTED_PREFIX,
.list = ext2_xattr_trusted_list,
.get = ext2_xattr_trusted_get,
diff --git a/fs/ext2/xattr_user.c b/fs/ext2/xattr_user.c
index 3f6caf3684b4..099d20f47163 100644
--- a/fs/ext2/xattr_user.c
+++ b/fs/ext2/xattr_user.c
@@ -54,7 +54,7 @@ ext2_xattr_user_set(struct dentry *dentry, const char *name,
name, value, size, flags);
}
-struct xattr_handler ext2_xattr_user_handler = {
+const struct xattr_handler ext2_xattr_user_handler = {
.prefix = XATTR_USER_PREFIX,
.list = ext2_xattr_user_list,
.get = ext2_xattr_user_get,