[PATCH 5/5] kernelbase: Workaround Local(Alloc|Free) invalid access warnings.

[Rémi Bernon]

From: Rémi Bernon <rbernon at codeweavers.com>

Signed-off-by: Rémi Bernon <rbernon at codeweavers.com>
---
 dlls/kernelbase/memory.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/kernelbase/memory.c b/dlls/kernelbase/memory.c
index 416d7b52a16..b89ab04a38f 100644
--- a/dlls/kernelbase/memory.c
+++ b/dlls/kernelbase/memory.c
@@ -712,7 +712,7 @@ static struct kernelbase_global_data global_data = {0};
 
 static inline struct mem_entry *unsafe_mem_from_HLOCAL( HLOCAL handle )
 {
-    struct mem_entry *mem = CONTAINING_RECORD( handle, struct mem_entry, ptr );
+    struct mem_entry *mem = CONTAINING_RECORD( *(volatile HANDLE *)&handle, struct mem_entry, ptr );
     struct kernelbase_global_data *data = &global_data;
     if (((UINT_PTR)handle & ((sizeof(void *) << 1) - 1)) != sizeof(void *)) return NULL;
     if (mem < data->mem_entries || mem >= data->mem_entries_end) return NULL;
@@ -831,7 +831,7 @@ HLOCAL WINAPI DECLSPEC_HOTPATCH LocalAlloc( UINT flags, SIZE_T size )
     return handle;
 
 failed:
-    if (mem) LocalFree( handle );
+    if (mem) LocalFree( *(volatile HANDLE *)&handle );
     SetLastError( ERROR_NOT_ENOUGH_MEMORY );
     return 0;
 }
-- 
GitLab

https://gitlab.winehq.org/wine/wine/-/merge_requests/113