Messages in this thread Patch in this message | | | Date | Fri, 21 Feb 2014 16:13:30 +0800 | From | Xudong Zhang <> | Subject | [PATCH] There should have a warn/log when out-of-tree module is loaded |
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I can not get any hint when I found that my kernel is tainted (out of tree module is loaded). And I checked all loaded and loadable modules but it showed that all of them are intree modules. I think we need a warn when out of tree module is loaded.
Signed-off-by: Xudong Zhang <xdzhang@suse.com> --- kernel/module.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/kernel/module.c b/kernel/module.c index efa1e60..f80739f 100644 --- a/kernel/module.c +++ b/kernel/module.c @@ -2681,8 +2681,11 @@ static int check_modinfo(struct module *mod, struct load_info *info, int flags) return -ENOEXEC; } - if (!get_modinfo(info, "intree")) + if (!get_modinfo(info, "intree")) { add_taint_module(mod, TAINT_OOT_MODULE, LOCKDEP_STILL_OK); + pr_warn("%s: out-of-tree module is loaded, kernel tainted.\n", + mod->name); + } if (get_modinfo(info, "staging")) { add_taint_module(mod, TAINT_CRAP, LOCKDEP_STILL_OK); -- 1.8.4.5
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