lkml.org 
[lkml]   [2021]   [Jan]   [15]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v3 15/15] kasan: don't run tests when KASAN is not enabled
On Thu, Jan 14, 2021 at 08:36PM +0100, Andrey Konovalov 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>

Reviewed-by: Marco Elver <elver@google.com>

> ---
> lib/test_kasan.c | 5 +++++
> 1 file changed, 5 insertions(+)
>
> diff --git a/lib/test_kasan.c b/lib/test_kasan.c
> index a96376aa7293..6238b56127f8 100644
> --- a/lib/test_kasan.c
> +++ b/lib/test_kasan.c
> @@ -47,6 +47,11 @@ static bool multishot;
> */
> static int kasan_test_init(struct kunit *test)
> {
> + if (!kasan_enabled()) {
> + kunit_err(test, "can't run KASAN tests with KASAN disabled");
> + return -1;
> + }
> +
> multishot = kasan_save_enable_multi_shot();
> hw_set_tagging_report_once(false);
> return 0;
> --
> 2.30.0.284.gd98b1dd5eaa7-goog
>

\
 
 \ /
  Last update: 2021-01-15 14:16    [W:0.826 / U:1.388 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site