[PATCH 22/29] reiserfs: move reiserfs_xattr_handlers to .rodata

Wedson Almeida Filho posted 29 patches 2 years, 3 months ago
[PATCH 22/29] reiserfs: move reiserfs_xattr_handlers to .rodata
Posted by Wedson Almeida Filho 2 years, 3 months ago
From: Wedson Almeida Filho <walmeida@microsoft.com>

This makes it harder for accidental or malicious changes to
reiserfs_xattr_handlers at runtime.

Cc: reiserfs-devel@vger.kernel.org
Signed-off-by: Wedson Almeida Filho <walmeida@microsoft.com>
---
 fs/reiserfs/reiserfs.h | 2 +-
 fs/reiserfs/xattr.c    | 2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/reiserfs/reiserfs.h b/fs/reiserfs/reiserfs.h
index 55e85256aae8..c18d0bc01725 100644
--- a/fs/reiserfs/reiserfs.h
+++ b/fs/reiserfs/reiserfs.h
@@ -1165,7 +1165,7 @@ static inline int bmap_would_wrap(unsigned bmap_nr)
 	return bmap_nr > ((1LL << 16) - 1);
 }
 
-extern const struct xattr_handler *reiserfs_xattr_handlers[];
+extern const struct xattr_handler * const reiserfs_xattr_handlers[];
 
 /*
  * this says about version of key of all items (but stat data) the
diff --git a/fs/reiserfs/xattr.c b/fs/reiserfs/xattr.c
index 651027967159..5a22a2bdaec7 100644
--- a/fs/reiserfs/xattr.c
+++ b/fs/reiserfs/xattr.c
@@ -910,7 +910,7 @@ static int create_privroot(struct dentry *dentry) { return 0; }
 #endif
 
 /* Actual operations that are exported to VFS-land */
-const struct xattr_handler *reiserfs_xattr_handlers[] = {
+const struct xattr_handler * const reiserfs_xattr_handlers[] = {
 #ifdef CONFIG_REISERFS_FS_XATTR
 	&reiserfs_xattr_user_handler,
 	&reiserfs_xattr_trusted_handler,
-- 
2.34.1