From ffb2e06508279ced466d60164105da3f5c1b14be Mon Sep 17 00:00:00 2001 From: Wedson Almeida Filho Date: Sat, 30 Sep 2023 02:00:21 -0300 Subject: kernfs: move kernfs_xattr_handlers to .rodata This makes it harder for accidental or malicious changes to kernfs_xattr_handlers at runtime. Cc: Greg Kroah-Hartman Cc: Tejun Heo Signed-off-by: Wedson Almeida Filho Link: https://lore.kernel.org/r/20230930050033.41174-18-wedsonaf@gmail.com Acked-by: Greg Kroah-Hartman Signed-off-by: Christian Brauner --- fs/kernfs/inode.c | 2 +- fs/kernfs/kernfs-internal.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'fs/kernfs') diff --git a/fs/kernfs/inode.c b/fs/kernfs/inode.c index 922719a343a7..f258ce9c0d1b 100644 --- a/fs/kernfs/inode.c +++ b/fs/kernfs/inode.c @@ -445,7 +445,7 @@ static const struct xattr_handler kernfs_user_xattr_handler = { .set = kernfs_vfs_user_xattr_set, }; -const struct xattr_handler *kernfs_xattr_handlers[] = { +const struct xattr_handler * const kernfs_xattr_handlers[] = { &kernfs_trusted_xattr_handler, &kernfs_security_xattr_handler, &kernfs_user_xattr_handler, diff --git a/fs/kernfs/kernfs-internal.h b/fs/kernfs/kernfs-internal.h index a9b854cdfdb5..237f2764b941 100644 --- a/fs/kernfs/kernfs-internal.h +++ b/fs/kernfs/kernfs-internal.h @@ -127,7 +127,7 @@ extern struct kmem_cache *kernfs_node_cache, *kernfs_iattrs_cache; /* * inode.c */ -extern const struct xattr_handler *kernfs_xattr_handlers[]; +extern const struct xattr_handler * const kernfs_xattr_handlers[]; void kernfs_evict_inode(struct inode *inode); int kernfs_iop_permission(struct mnt_idmap *idmap, struct inode *inode, int mask); -- cgit