2017-08-31 09:59:56

by Arvind Yadav

[permalink] [raw]
Subject: [PATCH] 9p: constify xattr_handler

xattr_handler are not supposed to change at runtime.
"struct super_block" working with xattr_handler provided
by <linux/fs.h> work with const xattr_handler. So mark
the non-const structs as const.

Signed-off-by: Arvind Yadav <[email protected]>
---
fs/9p/xattr.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/fs/9p/xattr.c b/fs/9p/xattr.c
index f329eee..3d45d25 100644
--- a/fs/9p/xattr.c
+++ b/fs/9p/xattr.c
@@ -154,20 +154,20 @@ static int v9fs_xattr_handler_set(const struct xattr_handler *handler,
return v9fs_xattr_set(dentry, full_name, value, size, flags);
}

-static struct xattr_handler v9fs_xattr_user_handler = {
+static const struct xattr_handler v9fs_xattr_user_handler = {
.prefix = XATTR_USER_PREFIX,
.get = v9fs_xattr_handler_get,
.set = v9fs_xattr_handler_set,
};

-static struct xattr_handler v9fs_xattr_trusted_handler = {
+static const struct xattr_handler v9fs_xattr_trusted_handler = {
.prefix = XATTR_TRUSTED_PREFIX,
.get = v9fs_xattr_handler_get,
.set = v9fs_xattr_handler_set,
};

#ifdef CONFIG_9P_FS_SECURITY
-static struct xattr_handler v9fs_xattr_security_handler = {
+static const struct xattr_handler v9fs_xattr_security_handler = {
.prefix = XATTR_SECURITY_PREFIX,
.get = v9fs_xattr_handler_get,
.set = v9fs_xattr_handler_set,
--
1.9.1