BETA: Fixed NPEs in PetFeedTask when player has no mount.

	* Reported by: takhs7

L2J_Server_BETA/java/com/l2jserver/gameserver/model/actor/tasks/player/PetFeedTask.java

@@ -51,7 +51,7 @@ public class PetFeedTask implements Runnable
 		{
 			try
 			{
-				if (!_player.isMounted())
+				if (!_player.isMounted() || (_player.getMountNpcId() == 0))
 				{
 					_player.stopFeed();
 					return;