And also do the kasan_arg_disabled chekcing before kasan_flag_enabled enabling to make sure kernel parameter kasan=on|off has been parsed.
Signed-off-by: Baoquan He <[email protected]> Cc: [email protected] --- arch/um/kernel/mem.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c index 39c4a7e21c6f..08cd012a6bb8 100644 --- a/arch/um/kernel/mem.c +++ b/arch/um/kernel/mem.c @@ -62,8 +62,11 @@ static unsigned long brk_end; void __init arch_mm_preinit(void) { +#ifdef CONFIG_KASAN /* Safe to call after jump_label_init(). Enables KASAN. */ - kasan_init_generic(); + if (!kasan_arg_disabled) + kasan_init_generic(); +#endif /* clear the zero-page */ memset(empty_zero_page, 0, PAGE_SIZE); -- 2.41.0
