Borussia Dortmund midfielder Ilkay Gundogan is reportedly open to considering his future, according to his father Irfan.

The German international, who has been out of action for almost six months due to a back injury, has been linked with Manchester United and Real Madrid.

According to the Daily Mail, Gundogan's father, who works as his agent, told German magazine Kicker that his son's priority is to return to fitness, but that 'everything is open' with regards to his future.

The midfielder's contract runs out in 2015.