client: Remove unused variable.
client: Remove unused variable.

robxu9/libssh,mwgoldsmith/ssh,robxu9/libssh,nviennot/libssh,DouglasHeriot/libssh,pouete/libssh,mwgoldsmith/ssh,DouglasHeriot/libssh,jt1/honeypot-libssh,mwgoldsmith/libssh,kedazo/libssh,nviennot/libssh,nviennot/libssh,bigcat26/libssh-mod,sebadoom/libssh,nviennot/libssh,sebadoom/libssh,bigcat26/libssh-mod,taikoo/libssh,mwgoldsmith/libssh,taikoo/libssh,DouglasHeriot/libssh,sebadoom/libssh,kedazo/libssh,wangshawn/libssh,taikoo/libssh,Distrotech/libssh,DouglasHeriot/libssh,wangshawn/libssh,jt1/honeypot-libssh,sebadoom/libssh,mwgoldsmith/ssh,robxu9/libssh,jt1/honeypot-libssh,Distrotech/libssh,jt1/honeypot-libssh,taikoo/libssh,mwgoldsmith/ssh,mwgoldsmith/libssh,bigcat26/libssh-mod,pouete/libssh,pouete/libssh,elastichosts/libssh,bigcat26/libssh-mod,kedazo/libssh,wangshawn/libssh,Distrotech/libssh,robxu9/libssh,wangshawn/libssh,pouete/libssh,elastichosts/libssh,kedazo/libssh,elastichosts/libssh,Distrotech/libssh,mwgoldsmith/libssh