SCOTUSblog » A minimal effect on gun control
To date, the Second Amendment hasn’t led to radically different outcomes. Since Heller, there have been approximately two hundred federal court decisions on the constitutionality of gun control under the Second Amendment. Nearly every challenged gun law has survived. Formally, the Supreme Court has not adopted the reasonable regulation standard universally used in the states. But practically, the results have been the same. Other than a complete ban on handguns—which, apart from Chicago and its suburbs, no state or city has—gun control remains constitutionality permissible.
You can read the rest at the link, but i think this is one of the most balanced and evenhanded summaries of McDonald v Chicago.