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authorWedson Almeida Filho <[email protected]>2023-09-30 02:00:10 -0300
committerChristian Brauner <[email protected]>2023-10-09 16:24:17 +0200
commit10f9fbe9f25a81fb103a98fb2ee5f77afbfdfacc (patch)
tree3d753ebc43912489c22780f4eb218ad27ee1dce6
parent8a25b4189896411136fcce5f271673f6239725ba (diff)
ceph: move ceph_xattr_handlers to .rodata
This makes it harder for accidental or malicious changes to ceph_xattr_handlers at runtime. Cc: Xiubo Li <[email protected]> Cc: Ilya Dryomov <[email protected]> Cc: Jeff Layton <[email protected]> Cc: [email protected] Signed-off-by: Wedson Almeida Filho <[email protected]> Link: https://lore.kernel.org/r/[email protected] Acked-by: Ilya Dryomov <[email protected]> Signed-off-by: Christian Brauner <[email protected]>
-rw-r--r--fs/ceph/super.h2
-rw-r--r--fs/ceph/xattr.c2
2 files changed, 2 insertions, 2 deletions
diff --git a/fs/ceph/super.h b/fs/ceph/super.h
index 51c7f2b14f6f..98844fc8a2f7 100644
--- a/fs/ceph/super.h
+++ b/fs/ceph/super.h
@@ -1119,7 +1119,7 @@ ssize_t __ceph_getxattr(struct inode *, const char *, void *, size_t);
extern ssize_t ceph_listxattr(struct dentry *, char *, size_t);
extern struct ceph_buffer *__ceph_build_xattrs_blob(struct ceph_inode_info *ci);
extern void __ceph_destroy_xattrs(struct ceph_inode_info *ci);
-extern const struct xattr_handler *ceph_xattr_handlers[];
+extern const struct xattr_handler * const ceph_xattr_handlers[];
struct ceph_acl_sec_ctx {
#ifdef CONFIG_CEPH_FS_POSIX_ACL
diff --git a/fs/ceph/xattr.c b/fs/ceph/xattr.c
index 0deae4a0f5f1..097ce7f74073 100644
--- a/fs/ceph/xattr.c
+++ b/fs/ceph/xattr.c
@@ -1446,7 +1446,7 @@ void ceph_release_acl_sec_ctx(struct ceph_acl_sec_ctx *as_ctx)
* List of handlers for synthetic system.* attributes. Other
* attributes are handled directly.
*/
-const struct xattr_handler *ceph_xattr_handlers[] = {
+const struct xattr_handler * const ceph_xattr_handlers[] = {
&ceph_other_xattr_handler,
NULL,
};