Fix a typo in Javadoc: gabage -> garbage
diff --git a/src/main/java/net/onrc/onos/ofcontroller/core/internal/DeviceStorageImpl.java b/src/main/java/net/onrc/onos/ofcontroller/core/internal/DeviceStorageImpl.java
index d4ab34f..386c1bd 100644
--- a/src/main/java/net/onrc/onos/ofcontroller/core/internal/DeviceStorageImpl.java
+++ b/src/main/java/net/onrc/onos/ofcontroller/core/internal/DeviceStorageImpl.java
@@ -50,7 +50,7 @@
 	
 	/***
 	 * Finalize/close function. After you use this class, please call this method.
-	 * It will close the DB connection. This is for Java gabage collection.
+	 * It will close the DB connection. This is for Java garbage collection.
 	 */
 	@Override
 	public void finalize() {