From: Luis Chamberlain <mcgrof@kernel.org>
To: linux-modules@vger.kernel.org, linux-kernel@vger.kernel.org,
pmladek@suse.com, david@redhat.com, petr.pavlu@suse.com,
prarit@redhat.com
Cc: christophe.leroy@csgroup.eu, song@kernel.org, mcgrof@kernel.org
Subject: [PATCH 10/12] module: move signature taint to module_augment_kernel_taints()
Date: Sun, 19 Mar 2023 14:27:44 -0700 [thread overview]
Message-ID: <20230319212746.1783033-11-mcgrof@kernel.org> (raw)
In-Reply-To: <20230319212746.1783033-1-mcgrof@kernel.org>
Just move the signature taint into the helper:
module_augment_kernel_taints()
Signed-off-by: Luis Chamberlain <mcgrof@kernel.org>
---
kernel/module/main.c | 18 +++++++++---------
1 file changed, 9 insertions(+), 9 deletions(-)
diff --git a/kernel/module/main.c b/kernel/module/main.c
index 1aa71f82aca2..2f1988137965 100644
--- a/kernel/module/main.c
+++ b/kernel/module/main.c
@@ -1984,6 +1984,15 @@ static void module_augment_kernel_taints(struct module *mod, struct load_info *i
mod->name);
add_taint_module(mod, TAINT_TEST, LOCKDEP_STILL_OK);
}
+#ifdef CONFIG_MODULE_SIG
+ mod->sig_ok = info->sig_ok;
+ if (!mod->sig_ok) {
+ pr_notice_once("%s: module verification failed: signature "
+ "and/or required key missing - tainting "
+ "kernel\n", mod->name);
+ add_taint_module(mod, TAINT_UNSIGNED_MODULE, LOCKDEP_STILL_OK);
+ }
+#endif
}
static int check_modinfo(struct module *mod, struct load_info *info, int flags)
@@ -2770,15 +2779,6 @@ static int load_module(struct load_info *info, const char __user *uargs,
* We should compromise and converge.
*/
module_augment_kernel_taints(mod, info);
-#ifdef CONFIG_MODULE_SIG
- mod->sig_ok = info->sig_ok;
- if (!mod->sig_ok) {
- pr_notice_once("%s: module verification failed: signature "
- "and/or required key missing - tainting "
- "kernel\n", mod->name);
- add_taint_module(mod, TAINT_UNSIGNED_MODULE, LOCKDEP_STILL_OK);
- }
-#endif
/* To avoid stressing percpu allocator, do this once we're unique. */
err = percpu_modalloc(mod, info);
--
2.39.1
next prev parent reply other threads:[~2023-03-19 21:27 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-03-19 21:27 [PATCH 00/12] module: cleanup and call taints after is inserted Luis Chamberlain
2023-03-19 21:27 ` [PATCH 01/12] module: move get_modinfo() helpers all above Luis Chamberlain
2023-03-19 21:27 ` [PATCH 02/12] module: rename next_string() to module_next_tag_pair() Luis Chamberlain
2023-03-19 21:27 ` [PATCH 03/12] module: add a for_each_modinfo_entry() Luis Chamberlain
2023-03-19 21:27 ` [PATCH 04/12] module: move early sanity checks into a helper Luis Chamberlain
2023-03-24 13:02 ` Petr Pavlu
2023-03-24 18:33 ` Luis Chamberlain
2023-03-19 21:27 ` [PATCH 05/12] module: move check_modinfo() early to early_mod_check() Luis Chamberlain
2023-03-19 21:27 ` [PATCH 06/12] module: rename set_license() to module_license_taint_check() Luis Chamberlain
2023-03-19 21:27 ` [PATCH 07/12] module: split taint work out of check_modinfo_livepatch() Luis Chamberlain
2023-03-19 21:27 ` [PATCH 08/12] module: split taint adding with info checking Luis Chamberlain
2023-03-19 21:27 ` [PATCH 09/12] module: move tainting until after a module hits our linked list Luis Chamberlain
2023-03-19 21:27 ` Luis Chamberlain [this message]
2023-03-19 21:27 ` [PATCH 11/12] module: converge taint work together Luis Chamberlain
2023-03-19 21:27 ` [PATCH 12/12] module: rename check_module_license_and_versions() to check_export_symbol_versions() Luis Chamberlain
2023-03-22 23:42 ` [PATCH 00/12] module: cleanup and call taints after is inserted Luis Chamberlain
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