Alex Henrie : uninstaller: Don't overallocate in FetchFromRootKey.

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8943fcbca4963ac6740a5c6e13d5fc9b7748cad2
URL:    https://gitlab.winehq.org/wine/wine/-/commit/8943fcbca4963ac6740a5c6e13d5fc9...

Author: Alex Henrie 
Date:   Sat Sep  9 12:06:36 2023 -0600

uninstaller: Don't overallocate in FetchFromRootKey.

---

programs/uninstaller/main.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/programs/uninstaller/main.c b/programs/uninstaller/main.c
index 027937ba255..15f63976838 100644
--- a/programs/uninstaller/main.c
+++ b/programs/uninstaller/main.c
@@ -258,7 +258,7 @@ static int FetchFromRootKey(HKEY root)
                 type == REG_DWORD && value == 1)
             {
                 command = HeapAlloc(GetProcessHeap(), 0,
-                        (lstrlenW(L"msiexec /x%s") + lstrlenW(subKeyName)) * sizeof(WCHAR));
+                        sizeof(L"msiexec /x") + wcslen(subKeyName) * sizeof(WCHAR));
                 wsprintfW(command, L"msiexec /x%s", subKeyName);
             }
             else if (!RegQueryValueExW(hkeyApp, L"UninstallString", NULL, NULL, NULL, &uninstlen))