xnu-3247.1.106.tar.gz

[apple/xnu.git] / iokit / Kernel / IODeviceTreeSupport.cpp

diff --git a/iokit/Kernel/IODeviceTreeSupport.cpp b/iokit/Kernel/IODeviceTreeSupport.cpp
index 6533ed937dbdd034862c7b474b28d4313a7eb894..965670f373a9bbe132264421a7b64aef93efd1c4 100644 (file)
--- a/iokit/Kernel/IODeviceTreeSupport.cpp
+++ b/iokit/Kernel/IODeviceTreeSupport.cpp
@@ -61,6 +61,7 @@ const OSSymbol *      gIODTUnitKey;
 const OSSymbol *       gIODTCompatibleKey;
 const OSSymbol *       gIODTTypeKey;
 const OSSymbol *       gIODTModelKey;
+const OSSymbol *       gIODTTargetTypeKey;
 
 const OSSymbol *       gIODTSizeCellKey;
 const OSSymbol *       gIODTAddressCellKey;
@@ -106,6 +107,7 @@ IODeviceTreeAlloc( void * dtTop )
     gIODTCompatibleKey         = OSSymbol::withCStringNoCopy( "compatible" );
     gIODTTypeKey               = OSSymbol::withCStringNoCopy( "device_type" );
     gIODTModelKey              = OSSymbol::withCStringNoCopy( "model" );
+    gIODTTargetTypeKey         = OSSymbol::withCStringNoCopy( "target-type" );
     gIODTSizeCellKey   = OSSymbol::withCStringNoCopy( "#size-cells" );
     gIODTAddressCellKey = OSSymbol::withCStringNoCopy( "#address-cells" );
     gIODTRangeKey              = OSSymbol::withCStringNoCopy( "ranges" );
@@ -898,7 +900,7 @@ OSCollectionIterator * IODTFindMatchingEntries( IORegistryEntry * from,
     }
 
     cIter = OSCollectionIterator::withCollection( result);
-    result->release();
+    if (result) result->release();
 
     return( cIter);
 }