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SubjectRe: [PATCH v2 14/14] kasan: don't run tests when KASAN is not enabled
On Wed, Jan 13, 2021 at 5:39 PM Marco Elver <elver@google.com> wrote:
>
> On Wed, 13 Jan 2021 at 17:22, Andrey Konovalov <andreyknvl@google.com> wrote:
> >
> > 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 <andreyknvl@google.com>
> > ---
> > 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;
>
> This should WARN_ON() or pr_err(). Otherwise it's impossible to say
> why the test couldn't initialize.

Will do in v3, thanks!

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