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ANDROID: GKI: load vendor modules without tainting the kernel

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GKI repurposes module signing to distinguish GKI and vendor modules.
It was unhelpful and sometimes confusing to taint the kernel when
loading vendor modules.

Bug: 232430739
Bug: 383260800
Change-Id: If05a9e7d8e28954eba0472149fe312045c9c4fad
Signed-off-by: Giuliano Procida <gprocida@google.com>
(cherry picked from commit 23313da5700f038f95a82a695392e5bb5b550ba6)
This commit is contained in:
Giuliano Procida
2024-12-11 09:59:42 +00:00
parent 7e96f2bfaa
commit bda0401cd8
1 changed files with 2 additions and 0 deletions
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2
kernel/module/main.c
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@@ -2813,12 +2813,14 @@ static int load_module(struct load_info *info, const char __user *uargs,
#ifdef CONFIG_MODULE_SIG
mod->sig_ok = info->sig_ok;
#ifndef CONFIG_MODULE_SIG_PROTECT
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
#else
mod->sig_ok = 0;
#endif