Nothing wrong with making the Saudi's think a little bit more about their disruptive influence in Syria. It doesn't matter to Saudi what may or may not happen to Russia if their country and monarchy is destroyed and it ends up like Iraq, Libya and Syria.
The Saudi monarchy would collapse in a few hours if it were bombed. They have a fragile existence yet they talk like a big player in the Middle East and in Syria whilst being disruptive to a peaceful solution.
I am sure that Putin won’t do this but he wants to make the Saudi monarchy...
............It is imperative for all Syrian parties that believe in a peaceful resolution for their country’s five-year civil war to sit down at the negotiation table and denounce the Saudi destructive role,” said President Putin, adding that Russia will bomb Saudi Arabia back to the Stone Age...