From c741b1c185def384fb432710960b6c486e58c597 Mon Sep 17 00:00:00 2001
From: Serge Gautherie <32623169+SergeGautherie@users.noreply.github.com>
Date: Wed, 27 Nov 2019 01:48:32 +0100
Subject: [PATCH] [SETUPAPI] profile_items_callback(): Check LinkName (#2049)

CORE-11612
---
 dll/win32/setupapi/install.c | 7 +++++--
 1 file changed, 5 insertions(+), 2 deletions(-)

diff --git a/dll/win32/setupapi/install.c b/dll/win32/setupapi/install.c
index 9527ad32067..f8c4b53e46c 100644
--- a/dll/win32/setupapi/install.c
+++ b/dll/win32/setupapi/install.c
@@ -1110,8 +1110,11 @@ profile_items_callback(
                             if (FullLinkName[wcslen(FullLinkName) - 1] != '\\')
                                 wcscat(FullLinkName, BackSlash);
                         }
-                        wcscat(FullLinkName, LinkName);
-                        wcscat(FullLinkName, DotLnk);
+                        if (LinkName)
+                        {
+                            wcscat(FullLinkName, LinkName);
+                            wcscat(FullLinkName, DotLnk);
+                        }
                         hr = IPersistFile_Save(ppf, FullLinkName, TRUE);
                     }
                     else