From 8b64f0a48bd3be2b2079896fe9fed8c72c7fd323 Mon Sep 17 00:00:00 2001
From: Zhiyi Zhang <zzhang@codeweavers.com>
Date: Tue, 19 Oct 2021 16:30:38 +0800
Subject: [PATCH] msctf: Set size before calling RegQueryValueExW().

Signed-off-by: Zhiyi Zhang <zzhang@codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard@winehq.org>
---
 dlls/msctf/inputprocessor.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/dlls/msctf/inputprocessor.c b/dlls/msctf/inputprocessor.c
index ac7fad67548..5e687f5ccc9 100644
--- a/dlls/msctf/inputprocessor.c
+++ b/dlls/msctf/inputprocessor.c
@@ -432,6 +432,7 @@ static HRESULT WINAPI InputProcessorProfiles_GetDefaultLanguageProfile(
     }
     CLSIDFromString(buf,pclsid);
 
+    count = sizeof(buf);
     res = RegQueryValueExW(hkey, szwProfile, 0, NULL, (LPBYTE)buf, &count);
     if (res == ERROR_SUCCESS)
         CLSIDFromString(buf,pguidProfile);