[PATCH 27/29] overlayfs: move xattr tables to .rodata

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From: Wedson Almeida Filho <walmeida@xxxxxxxxxxxxx>

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

Cc: Miklos Szeredi <miklos@xxxxxxxxxx>
Cc: Amir Goldstein <amir73il@xxxxxxxxx>
Cc: linux-unionfs@xxxxxxxxxxxxxxx
Signed-off-by: Wedson Almeida Filho <walmeida@xxxxxxxxxxxxx>
---
 fs/overlayfs/super.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index cc8977498c48..fe7af47be621 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -477,13 +477,13 @@ static const struct xattr_handler ovl_other_xattr_handler = {
 	.set = ovl_other_xattr_set,
 };
 
-static const struct xattr_handler *ovl_trusted_xattr_handlers[] = {
+static const struct xattr_handler * const ovl_trusted_xattr_handlers[] = {
 	&ovl_own_trusted_xattr_handler,
 	&ovl_other_xattr_handler,
 	NULL
 };
 
-static const struct xattr_handler *ovl_user_xattr_handlers[] = {
+static const struct xattr_handler * const ovl_user_xattr_handlers[] = {
 	&ovl_own_user_xattr_handler,
 	&ovl_other_xattr_handler,
 	NULL
-- 
2.34.1




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