erts: Fix erl_child_setup argument check
erts: Fix erl_child_setup argument check

See ERL-1425 for details.

ferd/otp,ferd/otp,rlipscombe/otp,rlipscombe/otp,emacsmirror/erlang,getong/otp,ferd/otp,rlipscombe/otp,getong/otp,isvilen/otp,rlipscombe/otp,emacsmirror/erlang,erlang/otp,emacsmirror/erlang,dgud/otp,emacsmirror/erlang,dgud/otp,uabboli/otp,uabboli/otp,dumbbell/otp,g-andrade/otp,mikpe/otp,getong/otp,vinoski/otp,potatosalad/otp,vinoski/otp,g-andrade/otp,getong/otp,uabboli/otp,vladdu/otp,vinoski/otp,dgud/otp,rlipscombe/otp,uabboli/otp,bjorng/otp,dgud/otp,isvilen/otp,getong/otp,erlang/otp,jj1bdx/otp,mikpe/otp,erlang/otp,vladdu/otp,ferd/otp,dumbbell/otp,bjorng/otp,uabboli/otp,dumbbell/otp,dgud/otp,getong/otp,vladdu/otp,mikpe/otp,rlipscombe/otp,mikpe/otp,mikpe/otp,vladdu/otp,jj1bdx/otp,mikpe/otp,rlipscombe/otp,isvilen/otp,dgud/otp,vinoski/otp,bjorng/otp,g-andrade/otp,erlang/otp,dgud/otp,rlipscombe/otp,potatosalad/otp,vinoski/otp,jj1bdx/otp,isvilen/otp,jj1bdx/otp,emacsmirror/erlang,bjorng/otp,vinoski/otp,potatosalad/otp,vinoski/otp,dumbbell/otp,emacsmirror/erlang,bjorng/otp,jj1bdx/otp,erlang/otp,mikpe/otp,dumbbell/otp,dumbbell/otp,ferd/otp,isvilen/otp,bjorng/otp,erlang/otp,jj1bdx/otp,bjorng/otp,dgud/otp,vladdu/otp,g-andrade/otp,jj1bdx/otp,ferd/otp,g-andrade/otp,potatosalad/otp,vinoski/otp,potatosalad/otp,ferd/otp,g-andrade/otp,mikpe/otp,uabboli/otp,vladdu/otp,mikpe/otp,vinoski/otp,jj1bdx/otp,g-andrade/otp,vinoski/otp,potatosalad/otp,getong/otp,dumbbell/otp,uabboli/otp,vladdu/otp,mikpe/otp,bjorng/otp,vladdu/otp,g-andrade/otp,dumbbell/otp,jj1bdx/otp,dgud/otp,emacsmirror/erlang,bjorng/otp,potatosalad/otp,uabboli/otp,dgud/otp,emacsmirror/erlang,emacsmirror/erlang,isvilen/otp,getong/otp,erlang/otp,rlipscombe/otp,potatosalad/otp,g-andrade/otp,potatosalad/otp,potatosalad/otp,isvilen/otp,isvilen/otp,jj1bdx/otp,ferd/otp,rlipscombe/otp,uabboli/otp,isvilen/otp,dumbbell/otp,dumbbell/otp,isvilen/otp,erlang/otp,vladdu/otp,erlang/otp,bjorng/otp,getong/otp,emacsmirror/erlang,g-andrade/otp,getong/otp,erlang/otp,ferd/otp