Fix warnings on testcases
Fix warnings on testcases

wangshawn/libssh,substack/libssh,miloj/libssh-v0.5,mwgoldsmith/libssh,jt1/honeypot-libssh,wangshawn/libssh,Distrotech/libssh,jahrome/libssh,rofl0r/libssh,sebadoom/libssh,Distrotech/libssh,wangshawn/libssh,DouglasHeriot/libssh,kedazo/libssh,Distrotech/libssh,jahrome/libssh,taikoo/libssh,nviennot/libssh,miloj/libssh-v0.5,kedazo/libssh,rofl0r/libssh,mwgoldsmith/libssh,miloj/libssh-v0.5,bigcat26/libssh-mod,substack/libssh,pouete/libssh,nviennot/libssh,nviennot/libssh,robxu9/libssh,pouete/libssh,mwgoldsmith/ssh,wangshawn/libssh,sebadoom/libssh,elastichosts/libssh,robxu9/libssh,mwgoldsmith/libssh,jt1/honeypot-libssh,substack/libssh,elastichosts/libssh,Distrotech/libssh,jt1/honeypot-libssh,rofl0r/libssh,miloj/libssh-v0.5,kedazo/libssh,pouete/libssh,mwgoldsmith/ssh,bigcat26/libssh-mod,mwgoldsmith/ssh,pouete/libssh,rofl0r/libssh,mwgoldsmith/libssh,taikoo/libssh,DouglasHeriot/libssh,robxu9/libssh,jt1/honeypot-libssh,bigcat26/libssh-mod,DouglasHeriot/libssh,sebadoom/libssh,taikoo/libssh,robxu9/libssh,jahrome/libssh,sebadoom/libssh,substack/libssh,mwgoldsmith/ssh,elastichosts/libssh,DouglasHeriot/libssh,kedazo/libssh,jahrome/libssh,bigcat26/libssh-mod,taikoo/libssh,nviennot/libssh