[fireball] 32580: - Don't free buffers if they were not allocated.

Author: fireball
Date: Thu Mar  6 11:52:55 2008
New Revision: 32580

URL: http://svn.reactos.org/svn/reactos?rev=3D32580&view=3Drev
Log:
- Don't free buffers if they were not allocated.

Modified:
    trunk/reactos/ntoskrnl/io/iomgr/drvrlist.c

Modified: trunk/reactos/ntoskrnl/io/iomgr/drvrlist.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/iomgr/drv=
rlist.c?rev=3D32580&r1=3D32579&r2=3D32580&view=3Ddiff
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--- trunk/reactos/ntoskrnl/io/iomgr/drvrlist.c (original)
+++ trunk/reactos/ntoskrnl/io/iomgr/drvrlist.c Thu Mar  6 11:52:55 2008
@@ -372,8 +372,10 @@
     {
       ExFreePool(CurrentService->ServiceName.Buffer);
       ExFreePool(CurrentService->RegistryPath.Buffer);
-      ExFreePool(CurrentService->ServiceGroup.Buffer);
-      ExFreePool(CurrentService->ImagePath.Buffer);
+      if (CurrentService->ServiceGroup.Buffer)
+        ExFreePool(CurrentService->ServiceGroup.Buffer);
+      if (CurrentService->ImagePath.Buffer)
+        ExFreePool(CurrentService->ImagePath.Buffer);
       RemoveEntryList(&CurrentService->ServiceListEntry);
       ExFreePool(CurrentService);
     }