It looks like the fight could be in real danger of being cancelled. SVT is reporting that Gustafsson suffered a cut in training:
According to reports given to SVT Sport, Gustafsson has opened a gash in his eyebrow while sparring, making his appearance highly uncertain.
MMANytt confirmed the injury with Gus's camp:
According to a trusted source of MMANytt the news of Gustafsson's injury is true. Now it comes down to how deep the cut over the eye is and whether SMMAF are going to license him to fight.