[fireball] 29541: - Don't free a NULL pointer.

Author: fireball
Date: Fri Oct 12 19:42:08 2007
New Revision: 29541

URL: http://svn.reactos.org/svn/reactos?rev=29541&view=rev
Log:
- Don't free a NULL pointer.

Modified:
    trunk/reactos/ntoskrnl/cm/regfile.c

Modified: trunk/reactos/ntoskrnl/cm/regfile.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/cm/regfile.c?rev=2...
==============================================================================
--- trunk/reactos/ntoskrnl/cm/regfile.c (original)
+++ trunk/reactos/ntoskrnl/cm/regfile.c Fri Oct 12 19:42:08 2007
@@ -27,7 +27,7 @@
             IN PUNICODE_STRING FileName,
             IN ULONG Flags)
 {
-    PEREGISTRY_HIVE Hive;
+    PEREGISTRY_HIVE Hive = NULL;
     NTSTATUS Status;
     BOOLEAN Allocate = TRUE;

@@ -43,7 +43,7 @@
     if (!NT_SUCCESS(Status))
     {
         DPRINT1("CmpInitHiveFromFile() failed (Status %lx)\n", Status);
-        ExFreePool(Hive);
+        if (Hive) ExFreePool(Hive);
         return Status;
     }