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gfs2: move gfs2_xattr_handlers_max to .rodata

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This makes it harder for accidental or malicious changes to
gfs2_xattr_handlers_max at runtime.

Cc: Bob Peterson <rpeterso@redhat.com>
Cc: Andreas Gruenbacher <agruenba@redhat.com>
Cc: cluster-devel@redhat.com
Signed-off-by: Wedson Almeida Filho <walmeida@microsoft.com>
Link: https://lore.kernel.org/r/20230930050033.41174-13-wedsonaf@gmail.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Wedson Almeida Filho 2023-09-30 02:00:16 -03:00 committed by Christian Brauner
parent 34271edb18
commit 89491fafa8
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GPG Key ID: 91C61BC06578DCA2
2 changed files with 4 additions and 4 deletions
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4
fs/gfs2/super.h
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@ -60,8 +60,8 @@ extern const struct export_operations gfs2_export_ops;
extern const struct super_operations gfs2_super_ops;
extern const struct dentry_operations gfs2_dops;
extern const struct xattr_handler *gfs2_xattr_handlers_max[];
extern const struct xattr_handler **gfs2_xattr_handlers_min;
extern const struct xattr_handler * const gfs2_xattr_handlers_max[];
extern const struct xattr_handler * const *gfs2_xattr_handlers_min;
#endif /* __SUPER_DOT_H__ */

4
fs/gfs2/xattr.c
View File

@ -1494,7 +1494,7 @@ static const struct xattr_handler gfs2_xattr_trusted_handler = {
.set = gfs2_xattr_set,
};
const struct xattr_handler *gfs2_xattr_handlers_max[] = {
const struct xattr_handler * const gfs2_xattr_handlers_max[] = {
/* GFS2_FS_FORMAT_MAX */
&gfs2_xattr_trusted_handler,
@ -1504,4 +1504,4 @@ const struct xattr_handler *gfs2_xattr_handlers_max[] = {
NULL,
};
const struct xattr_handler **gfs2_xattr_handlers_min = gfs2_xattr_handlers_max + 1;
const struct xattr_handler * const *gfs2_xattr_handlers_min = gfs2_xattr_handlers_max + 1;