From: Kamil Hornicek <kamil.hornicek@reactos.org>
Date: Sat, 11 Feb 2017 10:34:35 +0000 (+0000)
Subject: [UMPNPMGR]
X-Git-Tag: ReactOS-0.4.4-CLT2017~319
X-Git-Url: https://git.reactos.org/?p=reactos.git;a=commitdiff_plain;h=ac044acb7d86ccf445e91a2b2c775e9c75d967cd

[UMPNPMGR]
- Fix a possible null pointer dereference. CID 515158

svn path=/trunk/; revision=73770
---

diff --git a/reactos/base/services/umpnpmgr/umpnpmgr.c b/reactos/base/services/umpnpmgr/umpnpmgr.c
index 03fd855c946..e1e7e5c5573 100644
--- a/reactos/base/services/umpnpmgr/umpnpmgr.c
+++ b/reactos/base/services/umpnpmgr/umpnpmgr.c
@@ -993,7 +993,9 @@ PNP_GetDeviceRegProp(
     }
 
 done:
-    *pulTransferLen = (ret == CR_SUCCESS) ? *pulLength : 0;
+
+    if(pulTransferLen)
+        *pulTransferLen = (ret == CR_SUCCESS) ? *pulLength : 0;
 
     if (hKey != NULL)
         RegCloseKey(hKey);