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ecryptfs: move ecryptfs_xattr_handlers to .rodata

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

Cc: Tyler Hicks <code@tyhicks.com>
Cc: ecryptfs@vger.kernel.org
Signed-off-by: Wedson Almeida Filho <walmeida@microsoft.com>
Link: https://lore.kernel.org/r/20230930050033.41174-8-wedsonaf@gmail.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Wedson Almeida Filho 2023-09-30 02:00:11 -03:00 committed by Christian Brauner
parent 10f9fbe9f2
commit f354ed9810
No known key found for this signature in database
GPG Key ID: 91C61BC06578DCA2
2 changed files with 2 additions and 2 deletions
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2
fs/ecryptfs/ecryptfs_kernel.h
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@ -702,6 +702,6 @@ int ecryptfs_set_f_namelen(long *namelen, long lower_namelen,
int ecryptfs_derive_iv(char *iv, struct ecryptfs_crypt_stat *crypt_stat,
loff_t offset);
extern const struct xattr_handler *ecryptfs_xattr_handlers[];
extern const struct xattr_handler * const ecryptfs_xattr_handlers[];
#endif /* #ifndef ECRYPTFS_KERNEL_H */

2
fs/ecryptfs/inode.c
View File

@ -1210,7 +1210,7 @@ static const struct xattr_handler ecryptfs_xattr_handler = {
.set = ecryptfs_xattr_set,
};
const struct xattr_handler *ecryptfs_xattr_handlers[] = {
const struct xattr_handler * const ecryptfs_xattr_handlers[] = {
&ecryptfs_xattr_handler,
NULL
};