The court also said it was problematic men who should be locked up.
The documentary is an intimate portrait of the great artist.
Makeba, who would have turned 90 in March this year, was a hugely influential artist and an icon of African liberation and identity.
Undocumented for decades, black South African feminists are increasingly visible. The essays in Surfacing present 22 leading thinkers.
The first female student at the famous Makerere University art school, Karuga only began an art career when she retired at 60. She ended up showing internationally.