From 10f9fbe9f25a81fb103a98fb2ee5f77afbfdfacc Mon Sep 17 00:00:00 2001 From: Wedson Almeida Filho Date: Sat, 30 Sep 2023 02:00:10 -0300 Subject: 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 Cc: Ilya Dryomov Cc: Jeff Layton Cc: ceph-devel@vger.kernel.org Signed-off-by: Wedson Almeida Filho Link: https://lore.kernel.org/r/20230930050033.41174-7-wedsonaf@gmail.com Acked-by: Ilya Dryomov Signed-off-by: Christian Brauner --- fs/ceph/super.h | 2 +- fs/ceph/xattr.c | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'fs/ceph') 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, }; -- cgit