hapLrt: simplify error check.
hapLrt: simplify error check.

Wrong values were calculated because of initialized
variables, and checking the size of the vector had nothing
to do with it.

vcflib/vcflib,vcflib/vcflib,vcflib/vcflib,vcflib/vcflib,vcflib/vcflib,ekg/vcflib,vcflib/vcflib,vcflib/vcflib,ekg/vcflib,vcflib/vcflib,ekg/vcflib,ekg/vcflib,ekg/vcflib