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d=1e100.net; s=20161025; h=x-gm-message-state:sender:date:in-reply-to:message-id:mime-version :references:subject:from:to:cc; bh=0oH7aBBGG/x9vXdKvNsdbcmQExRVmREsCFEoJWJ3HWQ=; b=Py+DOMYNYX8/gpt0JuFNSFouUezcsshVESidc4ZfpA9FUjwJg7ZgC977hwCHIBcMdl YTUqV4lWOLtUmnHKt+OjQhKlY7mOiUsTuDfC8HWaCYMEedtYBdPQd+LRGDVAcqAGAVGY JtEdpJZMidEQNH+QATvWnu1dfcXz0D/N+px4w9OZH+ohE6bTWMLau5XbWCZZB2ApAGKI /iCbCR2Jppore/AB62Oz7EgjIfMof/tFcllqtWuJ6o4rxvu0rgPf5T/jye9xuqZfRE1F id/NLiyaCY8guCiE9C6cFUkZoBx8s8vt1dhpehO9Eia0nW08937F+DxmFICAl7gNFOyu 1FCQ== X-Gm-Message-State: AOAM531ByZSgG4jKfu7gQ9fjNp0rFeInFa1NBWQPe1xbiQqaNyJSs3O1 PJxr9gfNyLjBJ1PVf9fDpUQI3lXTyXUNsX6W X-Google-Smtp-Source: ABdhPJxOje2p0FQHseszOF0PAnCpvRA/kj/HPWxbgfjb/sC79Qvgl/QNJ2+aV/+6IFs0+UXkGQqNeZaxA4gv48Fr X-Received: from andreyknvl3.muc.corp.google.com ([2a00:79e0:15:13:7220:84ff:fe09:7e9d]) (user=andreyknvl job=sendgmr) by 2002:a0c:cc12:: with SMTP id r18mr2847745qvk.51.1610554941000; Wed, 13 Jan 2021 08:22:21 -0800 (PST) Date: Wed, 13 Jan 2021 17:21:41 +0100 In-Reply-To: Message-Id: <654bdeedde54e9e8d5d6250469966b0bdf288010.1610554432.git.andreyknvl@google.com> Mime-Version: 1.0 References: X-Mailer: git-send-email 2.30.0.284.gd98b1dd5eaa7-goog Subject: [PATCH v2 14/14] kasan: don't run tests when KASAN is not enabled From: Andrey Konovalov To: Catalin Marinas , Vincenzo Frascino , Dmitry Vyukov , Alexander Potapenko , Marco Elver Cc: Andrew Morton , Will Deacon , Andrey Ryabinin , Peter Collingbourne , Evgenii Stepanov , Branislav Rankov , Kevin Brodsky , kasan-dev@googlegroups.com, linux-arm-kernel@lists.infradead.org, linux-mm@kvack.org, linux-kernel@vger.kernel.org, Andrey Konovalov X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: Don't run KASAN tests when it's disabled with kasan.mode=off to avoid corrupting kernel memory. Link: https://linux-review.googlesource.com/id/I6447af436a69a94bfc35477f6bf4e2122948355e Signed-off-by: Andrey Konovalov --- lib/test_kasan.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/lib/test_kasan.c b/lib/test_kasan.c index d9f9a93922d5..0c8279d9907e 100644 --- a/lib/test_kasan.c +++ b/lib/test_kasan.c @@ -47,6 +47,9 @@ static bool multishot; */ static int kasan_test_init(struct kunit *test) { + if (!kasan_enabled()) + return -1; + multishot = kasan_save_enable_multi_shot(); hw_set_tagging_report_once(false); return 0;