pkg/rpcplus/fdrpc: Don't return negative count from Read
pkg/rpcplus/fdrpc: Don't return negative count from Read

Signed-off-by: Jonathan Rudenberg <3692bfa45759a67d83aedf0045f6cb635a966abf@titanous.com>

arekkas/flynn,pkdevbox/flynn,felixrieseberg/flynn,flynn/flynn,TribeMedia/flynn,schatt/flynn,mubassirhayat/flynn,tonicbupt/flynn,jzila/flynn,rikur/flynn,justintung/flynn,josephglanville/flynn,clifff/flynn,TribeMedia/flynn,rikur/flynn,benbjohnson/flynn,clifff/flynn,justintung/flynn,shads196770/flynn,mubassirhayat/flynn,benbjohnson/flynn,jzila/flynn,philiplb/flynn,ozum/flynn,philiplb/flynn,Brandywine2161/flynn,Brandywine2161/flynn,jzila/flynn,schatt/flynn,supermario/flynn,pkdevbox/flynn,supermario/flynn,TribeMedia/flynn,whouses/flynn,josephglanville/flynn,kgrz/flynn,justintung/flynn,kgrz/flynn,jzila/flynn,tonicbupt/flynn,clifff/flynn,mubassirhayat/flynn,josephglanville/flynn,arekkas/flynn,Brandywine2161/flynn,rikur/flynn,clifff/flynn,arekkas/flynn,shads196770/flynn,tonicbupt/flynn,GrimDerp/flynn,whouses/flynn,justintung/flynn,Brandywine2161/flynn,rikur/flynn,whouses/flynn,supermario/flynn,lmars/flynn,schatt/flynn,felixrieseberg/flynn,felixrieseberg/flynn,benbjohnson/flynn,GrimDerp/flynn,Brandywine2161/flynn,shads196770/flynn,TribeMedia/flynn,whouses/flynn,ozum/flynn,benbjohnson/flynn,flynn/flynn,benbjohnson/flynn,philiplb/flynn,flynn/flynn,flynn/flynn,lmars/flynn,justintung/flynn,shads196770/flynn,pkdevbox/flynn,schatt/flynn,GrimDerp/flynn,technosophos/flynn,technosophos/flynn,TribeMedia/flynn,kgrz/flynn,josephglanville/flynn,Brandywine2161/flynn,ozum/flynn,arekkas/flynn,philiplb/flynn,shads196770/flynn,josephglanville/flynn,kgrz/flynn,whouses/flynn,rikur/flynn,lmars/flynn,tonicbupt/flynn,felixrieseberg/flynn,kgrz/flynn,jzila/flynn,ozum/flynn,philiplb/flynn,clifff/flynn,supermario/flynn,technosophos/flynn,ozum/flynn,flynn/flynn,GrimDerp/flynn,ozum/flynn,kgrz/flynn,schatt/flynn,lmars/flynn,pkdevbox/flynn,josephglanville/flynn,arekkas/flynn,GrimDerp/flynn,technosophos/flynn,clifff/flynn,schatt/flynn,pkdevbox/flynn,rikur/flynn,shutej/flynn,mubassirhayat/flynn,GrimDerp/flynn,felixrieseberg/flynn,shads196770/flynn,whouses/flynn,justintung/flynn,technosophos/flynn,supermario/flynn,pkdevbox/flynn,lmars/flynn,benbjohnson/flynn,TribeMedia/flynn,supermario/flynn,tonicbupt/flynn,jzila/flynn