Devil entering via a Person Yawning

The son of Abu Said al-Khudri reported on the authority of his father that Allaah’s Messenger (sallAllaahu alayhi wa sallam) said:

When one of you yawns, he should keep his mouth shut with the help of his hand, for it is the devil that enters therein.

Sahih Muslim : Book 42 :The Book of Abstinence and Heart-Melting Narrations) –  Chapter 09:Sneezing and the Disapproval of Yawning – Hadith 7130

* Yawning is from Shaytaan and it may invalidate your Salah