Zhiyi Zhang : msctf: Set size before calling RegQueryValueExW().

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 8b64f0a48bd3be2b2079896fe9fed8c72c7fd323
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=8b64f0a48bd3be2b2079896fe9fed8c72c7fd323

Author: Zhiyi Zhang <zzhang at codeweavers.com>
Date:   Tue Oct 19 16:30:38 2021 +0800

msctf: Set size before calling RegQueryValueExW().

Signed-off-by: Zhiyi Zhang <zzhang at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at 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);