Remove dead code
Remove dead code

card-piv.c:614:2: warning: Value stored to 'buf_end' is never read
        buf_end = rp + buf_len;
        ^         ~~~~~~~~~~~~
card-piv.c:1129:3: warning: Value stored to 'r' is never read
                r = 0;
                ^   ~
card-piv.c:1478:2: warning: Value stored to 'q' is never read
        q = rbuf;
        ^   ~~~~
card-piv.c:1628:2: warning: Value stored to 'q' is never read
        q = rbuf;
        ^   ~~~~
card-piv.c:2456:4: warning: Value stored to 'certobjlen' is never read
                        certobjlen = 0;
                        ^            ~


git-svn-id: 444ed946b9c2220da791e84c3dd156a05f92db99@5170 c6295689-39f2-0310-b995-f0e70906c6a9

AktivCo/OpenSC,fabled/OpenSC,germanblanco/OpenSC,velter/OpenSC,velter/OpenSC,CardContact/OpenSC,dirkx/OpenSC,kasparsd/opensc-latvia-id,gentoo/OpenSC,gentoo/OpenSC,dirkx/OpenSC,philipWendland/OpenSC,aobaid/OpenSC,metsma/OpenSC,carlhoerberg/OpenSC,hhonkanen/OpenSC,hongquan/OpenSC-main,l1k/OpenSC,martinpaljak/OpenSC,frankmorgner/OpenSC,germanblanco/OpenSC,carlhoerberg/OpenSC,aobaid/OpenSC,adminmt/OpenSC,l1k/OpenSC,carlhoerberg/OpenSC,LudovicRousseau/OpenSC,financeX/OpenSC,0x7678/OpenSC,CardContact/OpenSC,metsma/OpenSC,dengert/OpenSC,0x7678/OpenSC,dirkx/OpenSC.tokend,rickyepoderi/OpenSC,OpenSC/OpenSC,mtrojnar/OpenSC,velter/OpenSC,kasparsd/opensc-latvia-id,ieugen/OpenSC,adminmt/OpenSC,gentoo/OpenSC,metsma/OpenSC,mtrojnar/OpenSC,Jakuje/OpenSC,carlhoerberg/OpenSC,financeX/OpenSC,marschap/pkg-opensc,rickyepoderi/OpenSC,UIKit0/OpenSC,0x7678/myOpenSC,fabled/OpenSC,ieugen/OpenSC,ieugen/OpenSC,mouse07410/OpenSC,hongquan/OpenSC-main,dengert/OpenSC,mouse07410/OpenSC,UIKit0/OpenSC,viktorTarasov/OpenSC-SM,dirkx/OpenSC.tokend,frankmorgner/OpenSC,philipWendland/OpenSC,CardContact/OpenSC,0x7678/OpenSC,jpki/OpenSC,tidatida/OpenSC,marschap/pkg-opensc,0x7678/OpenSC,nmav/OpenSC,fabled/OpenSC,AktivCo/OpenSC,financeX/OpenSC,frankmorgner/OpenSC,nmav/OpenSC,Jakuje/OpenSC,aobaid/OpenSC,dirkx/OpenSC.tokend,dengert/OpenSC,nmav/OpenSC,dirkx/OpenSC,adminmt/OpenSC,kasparsd/opensc-latvia-id,Jakuje/OpenSC,tidatida/OpenSC,UIKit0/OpenSC,Jakuje/OpenSC,hhonkanen/OpenSC,gemini/OpenSC,viktorTarasov/OpenSC-SM,philipWendland/OpenSC,mouse07410/OpenSC,adminmt/OpenSC,OpenSC/OpenSC,gentoo/OpenSC,ieugen/OpenSC,mtrojnar/OpenSC,rickyepoderi/OpenSC,martinpaljak/OpenSC,0x7678/myOpenSC,l1k/OpenSC,marschap/pkg-opensc,dirkx/OpenSC.tokend,fabled/OpenSC,dirkx/OpenSC,dirkx/OpenSC.tokend,aobaid/OpenSC,0x7678/myOpenSC,velter/OpenSC,gemini/OpenSC,gemini/OpenSC,LudovicRousseau/OpenSC,jpki/OpenSC,frankmorgner/OpenSC,martinpaljak/OpenSC,gentoo/OpenSC,carlhoerberg/OpenSC,hongquan/OpenSC-main,AktivCo/OpenSC,jpki/OpenSC,0x7678/myOpenSC,financeX/OpenSC,viktorTarasov/OpenSC-SM,OpenSC/OpenSC,UIKit0/OpenSC,0x7678/myOpenSC,LudovicRousseau/OpenSC,hhonkanen/OpenSC,ieugen/OpenSC,tidatida/OpenSC,kasparsd/opensc-latvia-id,dirkx/OpenSC,financeX/OpenSC,dirkx/OpenSC.tokend,marschap/pkg-opensc,tidatida/OpenSC,germanblanco/OpenSC