[hpoussin] 31165: Don't create a key name with a final \0

Author: hpoussin
Date: Tue Dec 11 23:07:04 2007
New Revision: 31165

URL: http://svn.reactos.org/svn/reactos?rev=31165&view=rev
Log:
Don't create a key name with a final \0

Modified:
    trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c

Modified: trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c
URL: http://svn.reactos.org/svn/reactos/trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c...
==============================================================================
--- trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c (original)
+++ trunk/reactos/ntoskrnl/io/pnpmgr/pnpmgr.c Tue Dec 11 23:07:04 2007
@@ -2704,6 +2704,7 @@
    const UNICODE_STRING IdentifierMouse = RTL_CONSTANT_STRING(L"PointerController");
    UNICODE_STRING HardwareIdMouse = RTL_CONSTANT_STRING(L"*PNP0F13\0");
    static ULONG DeviceIndexMouse = 0;
+   UNICODE_STRING HardwareIdKey;
    PUNICODE_STRING pHardwareId;
    ULONG DeviceIndex = 0;

@@ -2980,8 +2981,12 @@
          goto nextdevice;
       }

+      /* Prepare hardware id key (hardware id value without final \0) */
+      HardwareIdKey = *pHardwareId;
+      HardwareIdKey.Length -= sizeof(UNICODE_NULL);
+
       /* Add the detected device to Root key */
-      InitializeObjectAttributes(&ObjectAttributes, pHardwareId, OBJ_KERNEL_HANDLE, hRootKey, NULL);
+      InitializeObjectAttributes(&ObjectAttributes, &HardwareIdKey, OBJ_KERNEL_HANDLE, hRootKey, NULL);
       Status = ZwCreateKey(
          &hLevel1Key,
          KEY_CREATE_SUB_KEY,
@@ -3012,7 +3017,7 @@
          DPRINT("ZwCreateKey() failed with status 0x%08lx\n", Status);
          goto nextdevice;
       }
-      DPRINT("Found %wZ #%lu (%wZ)\n", &ValueName, DeviceIndex, pHardwareId);
+      DPRINT("Found %wZ #%lu (%wZ)\n", &ValueName, DeviceIndex, &HardwareIdKey);
       Status = ZwSetValueKey(hLevel2Key, &DeviceDescU, 0, REG_SZ, ValueName.Buffer, ValueName.MaximumLength);
       if (!NT_SUCCESS(Status))
       {