[PATCH 1/1] ntdll: Use ReadPointerAcquire to get pointer value in RtlRunOnceComplete.

[Jinoh Kang]

From: Jinoh Kang <jinoh.kang.kr(a)gmail.com>

This is needed on architectures with weak memory models like ARM64.
---
 dlls/ntdll/sync.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/dlls/ntdll/sync.c b/dlls/ntdll/sync.c
index 3f8aa0b399d..1bd62612efe 100644
--- a/dlls/ntdll/sync.c
+++ b/dlls/ntdll/sync.c
@@ -116,7 +116,7 @@ DWORD WINAPI RtlRunOnceComplete( RTL_RUN_ONCE *once, ULONG flags, void *context
 
     for (;;)
     {
-        ULONG_PTR val = (ULONG_PTR)once->Ptr;
+        ULONG_PTR val = (ULONG_PTR)ReadPointerAcquire( &once->Ptr );
 
         switch (val & 3)
         {
-- 
GitLab

https://gitlab.winehq.org/wine/wine/-/merge_requests/9194