Is the photograph of 4 year old boy on hospital floor fake?

Is the photograph of 4 year old boy on hospital floor fake? There is mounting speculation that the picture of a four year old boy with pneumonia was a set up. The mum of Jack Willment-Barr, four, has since complained to the Press regulator over the claims. Labour has been accused of playing politics over the plight of a boy asleep on a hospital floor, especially with concerns of the authenticity of the image and the parents alleged connection to the Labour Party. Was this a set up. Claims on social media seem to think it is. There is also criticism of the parents for taking the picture and sending it to the Mirror and Yorkshire Post whilst they claim their son is still poorly. It is also claimed that the boy left the hospital shortly afterwards