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tomoyo: Don't emit WARNING: string while fuzzing testing. 

Commit cff0e6c3ec3e6230 ("tomoyo: Add a kernel config option for fuzzing
testing.") enabled the learning mode, but syzkaller is detecting any
"WARNING:" string as a crash. Thus, disable TOMOYO's quota warning if
built for fuzzing testing.

Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Cc: Dmitry Vyukov <dvyukov@google.com>
Signed-off-by: James Morris <jamorris@linux.microsoft.com>
hifive-unleashed-5.2
Tetsuo Handa 2019-05-07 20:34:22 +09:00 committed by James Morris
parent 27df4b4a1b
commit 4ad98ac464
1 changed files with 2 additions and 0 deletions
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2
security/tomoyo/util.c
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@ -1076,8 +1076,10 @@ bool tomoyo_domain_quota_is_ok(struct tomoyo_request_info *r)
domain->flags[TOMOYO_DIF_QUOTA_WARNED] = true;
/* r->granted = false; */
tomoyo_write_log(r, "%s", tomoyo_dif[TOMOYO_DIF_QUOTA_WARNED]);
#ifndef CONFIG_SECURITY_TOMOYO_INSECURE_BUILTIN_SETTING
pr_warn("WARNING: Domain '%s' has too many ACLs to hold. Stopped learning mode.\n",
domain->domainname->name);
#endif
}
return false;
}