Fix double free pointer crash in dsa_public_to_string
Fix double free pointer crash in dsa_public_to_string

Signed-off-by: Andreas Schneider <1d6e1cf70ec6f9ab28d3ea4b27a49a77654d370e@cynapses.org>

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