fix more warnings

engine/shared/library/sharedFile/src/shared/FileStreamer.cpp

@@ -229,7 +229,7 @@ int FileStreamer::File::read(int offset, void *destinationBuffer, int numberOfBy
 	newRequest->bytesRead      = 0;
 	newRequest->gate           = gate;
 	newRequest->priority       = priority;
-	newRequest->returnValue    = &returnValue;
+	newRequest->returnValue    = returnValue;
 
 	// submit the request
 	FileStreamerThread::submitRequest(newRequest);

engine/shared/library/sharedFile/src/shared/FileStreamerThread.h

@@ -115,7 +115,7 @@ public:
 	AbstractFile::PriorityType  priority;
 
 	// storage held by game thread used to pass back return value
-	int                        *returnValue;
+	int                        returnValue;
 
 public:
 

engine/shared/library/sharedFile/src/shared/Iff.cpp

@@ -604,7 +604,6 @@ void Iff::adjustDataAsNeeded(int size)
 		// allocate the new memory
 		DEBUG_FATAL(newLength < 0, ("negative array allocation"));
 		byte *newData = new byte[static_cast<size_t>(newLength)];
-		NOT_NULL(newData);
 
 		// copy the old data over to the new data
 		memcpy(newData, data, stack[0].length);