From 8a25b4189896411136fcce5f271673f6239725ba Mon Sep 17 00:00:00 2001 From: Wedson Almeida Filho Date: Sat, 30 Sep 2023 02:00:09 -0300 Subject: [PATCH] btrfs: move btrfs_xattr_handlers to .rodata This makes it harder for accidental or malicious changes to btrfs_xattr_handlers at runtime. Cc: Chris Mason Cc: Josef Bacik Cc: David Sterba Cc: linux-btrfs@vger.kernel.org Signed-off-by: Wedson Almeida Filho Link: https://lore.kernel.org/r/20230930050033.41174-6-wedsonaf@gmail.com Signed-off-by: Christian Brauner --- fs/btrfs/xattr.c | 2 +- fs/btrfs/xattr.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c index 96828a13dd43d..a9f8b173a99f0 100644 --- a/fs/btrfs/xattr.c +++ b/fs/btrfs/xattr.c @@ -442,7 +442,7 @@ static const struct xattr_handler btrfs_btrfs_xattr_handler = { .set = btrfs_xattr_handler_set_prop, }; -const struct xattr_handler *btrfs_xattr_handlers[] = { +const struct xattr_handler * const btrfs_xattr_handlers[] = { &btrfs_security_xattr_handler, &btrfs_trusted_xattr_handler, &btrfs_user_xattr_handler, diff --git a/fs/btrfs/xattr.h b/fs/btrfs/xattr.h index 1cd3fc0a8f178..118118ca3e1de 100644 --- a/fs/btrfs/xattr.h +++ b/fs/btrfs/xattr.h @@ -8,7 +8,7 @@ #include -extern const struct xattr_handler *btrfs_xattr_handlers[]; +extern const struct xattr_handler * const btrfs_xattr_handlers[]; int btrfs_getxattr(struct inode *inode, const char *name, void *buffer, size_t size); -- 2.30.2