Paul Gofman : kernelbase: Return empty string from LoadStringW() if resource is not found.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: d93e2899778fabd5e8231ca768432b47542d7b98
URL:    https://gitlab.winehq.org/wine/wine/-/commit/d93e2899778fabd5e8231ca768432b4...

Author: Paul Gofman 
Date:   Wed Nov  8 17:38:10 2023 -0600

kernelbase: Return empty string from LoadStringW() if resource is not found.

---

dlls/kernelbase/string.c | 12 +++++++-----
 1 file changed, 7 insertions(+), 5 deletions(-)

diff --git a/dlls/kernelbase/string.c b/dlls/kernelbase/string.c
index 798bc1f3d63..a372605bee0 100644
--- a/dlls/kernelbase/string.c
+++ b/dlls/kernelbase/string.c
@@ -1229,11 +1229,13 @@ INT WINAPI DECLSPEC_HOTPATCH LoadStringW(HINSTANCE instance, UINT resource_id, L
     if (!buffer)
         return 0;

-    /* Use loword (incremented by 1) as resourceid */
-    hrsrc = FindResourceW(instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1), (LPWSTR)RT_STRING);
-    if (!hrsrc) return 0;
-    hmem = LoadResource(instance, hrsrc);
-    if (!hmem) return 0;
+    if (!(hrsrc = FindResourceW(instance, MAKEINTRESOURCEW((LOWORD(resource_id) >> 4) + 1), (LPWSTR)RT_STRING)) ||
+        !(hmem = LoadResource(instance, hrsrc)))
+    {
+        TRACE( "Failed to load string.\n" );
+        if (buflen > 0) buffer[0] = 0;
+        return 0;
+    }

p = LockResource(hmem);
     string_num = resource_id & 0x000f;