From 24fe80157245314ed9070f9623e29d653d6ef187 Mon Sep 17 00:00:00 2001 From: Jens Wiklander Date: Thu, 5 Oct 2017 14:23:54 +0200 Subject: core: asan_tag_access() ignore null ranges asan_tag_access() should ignore null ranges to make tagging of areas easier. Reviewed-by: Etienne Carriere Signed-off-by: Jens Wiklander --- core/kernel/asan.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'core/kernel') diff --git a/core/kernel/asan.c b/core/kernel/asan.c index 6a1b58f6..e490ca6a 100644 --- a/core/kernel/asan.c +++ b/core/kernel/asan.c @@ -123,7 +123,7 @@ void asan_tag_no_access(const void *begin, const void *end) void asan_tag_access(const void *begin, const void *end) { - if (!asan_va_base) + if (!asan_va_base || (begin == end)) return; assert(va_range_inside_shadow(begin, end)); -- cgit v1.2.3