orangefs: move orangefs_xattr_handlers to .rodata

This makes it harder for accidental or malicious changes to orangefs_xattr_handlers at runtime. Cc: Mike Marshall <[email protected]> Cc: Martin Brandenburg <[email protected]> Cc: [email protected] Signed-off-by: Wedson Almeida Filho <[email protected]> Link: https://lore.kernel.org/r/[email protected] Signed-off-by: Christian Brauner <[email protected]>
wafgo · Oct 9, 2023 · 2e9440a · 2e9440a
1 parent 2cba9af
commit 2e9440a
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diff --git a/fs/orangefs/orangefs-kernel.h b/fs/orangefs/orangefs-kernel.h
@@ -103,7 +103,7 @@ enum orangefs_vfs_op_states {
 #define ORANGEFS_CACHE_CREATE_FLAGS 0
 #endif
 
-extern const struct xattr_handler *orangefs_xattr_handlers[];
+extern const struct xattr_handler * const orangefs_xattr_handlers[];
 
 extern struct posix_acl *orangefs_get_acl(struct inode *inode, int type, bool rcu);
 extern int orangefs_set_acl(struct mnt_idmap *idmap,

diff --git a/fs/orangefs/xattr.c b/fs/orangefs/xattr.c
@@ -554,7 +554,7 @@ static const struct xattr_handler orangefs_xattr_default_handler = {
 	.set = orangefs_xattr_set_default,
 };
 
-const struct xattr_handler *orangefs_xattr_handlers[] = {
+const struct xattr_handler * const orangefs_xattr_handlers[] = {
 	&orangefs_xattr_default_handler,
 	NULL
 };