According to this article, the Flames have shown a great deal of interest in signing Lindstrom after the SHL playoffs are over. Interest that has grown stronger as the season played out.
https://hockeynews.se/articles/8002/
Lindstrom hasn't struggled to show offensive prowess in the SHL, but still has very good defensive skills and awareness that could translate into the NHL as a shutdown player.
Had 3g 3a in 44 games in the SHL with 2a in 5 games in the Allsvenskan