Nikolay Sivov : msi: Fixup Installer\\Patches\\<...> key path (Coverity).

[Alexandre Julliard]

Module: wine
Branch: master
Commit: 856e8ea298eebf0eaedd5f352476e6e986b1bd67
URL:    https://source.winehq.org/git/wine.git/?a=commit;h=856e8ea298eebf0eaedd5f352476e6e986b1bd67

Author: Nikolay Sivov <nsivov at codeweavers.com>
Date:   Tue Sep 14 22:44:50 2021 +0300

msi: Fixup Installer\\Patches\\<...> key path (Coverity).

Signed-off-by: Nikolay Sivov <nsivov at codeweavers.com>
Signed-off-by: Hans Leidekker <hans at codeweavers.com>
Signed-off-by: Alexandre Julliard <julliard at winehq.org>

---

 dlls/msi/registry.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/dlls/msi/registry.c b/dlls/msi/registry.c
index 623bc1866d3..5dc3c0a81c3 100644
--- a/dlls/msi/registry.c
+++ b/dlls/msi/registry.c
@@ -773,8 +773,8 @@ UINT MSIREG_OpenPatchesKey(LPCWSTR szPatch, HKEY *key, BOOL create)
     if (!squash_guid( szPatch, squashed_pc )) return ERROR_FUNCTION_FAILED;
     TRACE("%s squashed %s\n", debugstr_w(szPatch), debugstr_w(squashed_pc));
 
-    swprintf( keypath, ARRAY_SIZE(keypath), L"Software\\Microsoft\\Windows\\CurrentVersion\\Installer\\Patches",
-              squashed_pc );
+    lstrcpyW( keypath, L"Software\\Microsoft\\Windows\\CurrentVersion\\Installer\\Patches\\" );
+    lstrcatW( keypath, squashed_pc );
 
     if (create) return RegCreateKeyExW(HKEY_LOCAL_MACHINE, keypath, 0, NULL, 0, access, NULL, key, NULL);
     return RegOpenKeyExW(HKEY_LOCAL_MACHINE, keypath, 0, access, key);