From 1ff0a5430e63600f65b006513ac16d15b577d5b8 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Ra=C3=BAl=20Mar=C3=ADn?= <git@rmr.ninja>
Date: Fri, 9 Feb 2024 11:08:54 +0100
Subject: [PATCH] Fix unpoison call

---
 src/Common/memcmpSmall.h | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/Common/memcmpSmall.h b/src/Common/memcmpSmall.h
index 0b05b4a53bd..103eabb5b8d 100644
--- a/src/Common/memcmpSmall.h
+++ b/src/Common/memcmpSmall.h
@@ -661,8 +661,8 @@ inline bool memequalSmallAllowOverflow15(const Char * a, size_t a_size, const Ch
     if (a_size != b_size)
         return false;
 
-    __msan_unpoison(&a[a_size - a_size % 16], a_size % 16);
-    __msan_unpoison(&b[b_size - b_size % 16], b_size % 16);
+    __msan_unpoison_overflow_15(a, a_size);
+    __msan_unpoison_overflow_15(b, b_size);
 
     for (size_t offset = 0; offset < a_size; offset += 16)
     {