PIPacketExtractor Timeout mode fix

libs/main/io_utils/pipacketextractor.cpp

@@ -292,6 +292,7 @@ bool PIPacketExtractor::threadedRead(const uchar * readed, ssize_t size_) {
 		tmpbuf.append(dev->readForTime(time_));
 		if (tmpbuf.size() > 0) {
 			packetReceived(tmpbuf.data(), tmpbuf.size());
+			tmpbuf.clear();
 		}
 		break;
 	};