revparse: Free left side of invalid range revspecs
revparse: Free left side of invalid range revspecs

This fixes a small memory leak in git_revparse where early returns on
errors from git_revparse_single cause a free() on the (reallocated) left
side of the revspec to be skipped.

dleehr/libgit2,mingyaaaa/libgit2,JIghtuse/libgit2,MrHacky/libgit2,nokiddin/libgit2,nokiddin/libgit2,oaastest/libgit2,mcanthony/libgit2,yosefhackmon/libgit2,skabel/manguse,whoisj/libgit2,sygool/libgit2,KTXSoftware/libgit2,Snazz2001/libgit2,Tousiph/Demo1,swisspol/DEMO-libgit2,magnus98/TEST,whoisj/libgit2,magnus98/TEST,sygool/libgit2,Aorjoa/libgit2_maked_lib,MrHacky/libgit2,kissthink/libgit2,nokiddin/libgit2,sim0629/libgit2,stewid/libgit2,mingyaaaa/libgit2,saurabhsuniljain/libgit2,JIghtuse/libgit2,raybrad/libit2,KTXSoftware/libgit2,Corillian/libgit2,swisspol/DEMO-libgit2,dleehr/libgit2,joshtriplett/libgit2,MrHacky/libgit2,since2014/libgit2,jeffhostetler/public_libgit2,amyvmiwei/libgit2,iankronquist/libgit2,oaastest/libgit2,t0xicCode/libgit2,iankronquist/libgit2,kenprice/libgit2,whoisj/libgit2,whoisj/libgit2,oaastest/libgit2,magnus98/TEST,evhan/libgit2,t0xicCode/libgit2,stewid/libgit2,whoisj/libgit2,skabel/manguse,leoyanggit/libgit2,jeffhostetler/public_libgit2,falqas/libgit2,mhp/libgit2,maxiaoqian/libgit2,sim0629/libgit2,MrHacky/libgit2,Snazz2001/libgit2,MrHacky/libgit2,KTXSoftware/libgit2,Snazz2001/libgit2,falqas/libgit2,t0xicCode/libgit2,stewid/libgit2,sygool/libgit2,claudelee/libgit2,mrksrm/Mingijura,mcanthony/libgit2,falqas/libgit2,iankronquist/libgit2,spraints/libgit2,stewid/libgit2,chiayolin/libgit2,jflesch/libgit2-mariadb,chiayolin/libgit2,JIghtuse/libgit2,dleehr/libgit2,mingyaaaa/libgit2,Aorjoa/libgit2_maked_lib,Snazz2001/libgit2,rcorre/libgit2,mrksrm/Mingijura,kissthink/libgit2,mingyaaaa/libgit2,linquize/libgit2,yosefhackmon/libgit2,saurabhsuniljain/libgit2,since2014/libgit2,joshtriplett/libgit2,iankronquist/libgit2,maxiaoqian/libgit2,saurabhsuniljain/libgit2,jeffhostetler/public_libgit2,claudelee/libgit2,stewid/libgit2,Tousiph/Demo1,spraints/libgit2,skabel/manguse,sygool/libgit2,rcorre/libgit2,sim0629/libgit2,oaastest/libgit2,ardumont/libgit2,ardumont/libgit2,saurabhsuniljain/libgit2,maxiaoqian/libgit2,yosefhackmon/libgit2,sim0629/libgit2,mhp/libgit2,chiayolin/libgit2,t0xicCode/libgit2,yongthecoder/libgit2,mrksrm/Mingijura,JIghtuse/libgit2,chiayolin/libgit2,dleehr/libgit2,kissthink/libgit2,mingyaaaa/libgit2,t0xicCode/libgit2,jflesch/libgit2-mariadb,nokiddin/libgit2,mcanthony/libgit2,evhan/libgit2,kissthink/libgit2,dleehr/libgit2,Tousiph/Demo1,yongthecoder/libgit2,yosefhackmon/libgit2,since2014/libgit2,chiayolin/libgit2,leoyanggit/libgit2,kenprice/libgit2,falqas/libgit2,since2014/libgit2,jflesch/libgit2-mariadb,linquize/libgit2,yongthecoder/libgit2,mingyaaaa/libgit2,rcorre/libgit2,magnus98/TEST,mrksrm/Mingijura,kissthink/libgit2,leoyanggit/libgit2,joshtriplett/libgit2,amyvmiwei/libgit2,claudelee/libgit2,swisspol/DEMO-libgit2,joshtriplett/libgit2,nokiddin/libgit2,swisspol/DEMO-libgit2,amyvmiwei/libgit2,amyvmiwei/libgit2,jflesch/libgit2-mariadb,amyvmiwei/libgit2,magnus98/TEST,ardumont/libgit2,linquize/libgit2,amyvmiwei/libgit2,kenprice/libgit2,spraints/libgit2,jflesch/libgit2-mariadb,swisspol/DEMO-libgit2,mhp/libgit2,KTXSoftware/libgit2,mrksrm/Mingijura,mcanthony/libgit2,kissthink/libgit2,mcanthony/libgit2,leoyanggit/libgit2,t0xicCode/libgit2,kenprice/libgit2,raybrad/libit2,spraints/libgit2,spraints/libgit2,magnus98/TEST,leoyanggit/libgit2,stewid/libgit2,maxiaoqian/libgit2,yongthecoder/libgit2,spraints/libgit2,skabel/manguse,JIghtuse/libgit2,falqas/libgit2,oaastest/libgit2,Tousiph/Demo1,falqas/libgit2,maxiaoqian/libgit2,mcanthony/libgit2,swisspol/DEMO-libgit2,JIghtuse/libgit2,saurabhsuniljain/libgit2,Corillian/libgit2,saurabhsuniljain/libgit2,leoyanggit/libgit2,joshtriplett/libgit2,yongthecoder/libgit2,chiayolin/libgit2,rcorre/libgit2,sygool/libgit2,sim0629/libgit2,whoisj/libgit2,nokiddin/libgit2,kenprice/libgit2,since2014/libgit2,mhp/libgit2,linquize/libgit2,Corillian/libgit2,maxiaoqian/libgit2,Snazz2001/libgit2,Corillian/libgit2,Corillian/libgit2,joshtriplett/libgit2,ardumont/libgit2,ardumont/libgit2,linquize/libgit2,jeffhostetler/public_libgit2,skabel/manguse,linquize/libgit2,MrHacky/libgit2,Aorjoa/libgit2_maked_lib,Tousiph/Demo1,rcorre/libgit2,raybrad/libit2,kenprice/libgit2,Aorjoa/libgit2_maked_lib,jeffhostetler/public_libgit2,raybrad/libit2,skabel/manguse,Tousiph/Demo1,KTXSoftware/libgit2,claudelee/libgit2,raybrad/libit2,Aorjoa/libgit2_maked_lib,ardumont/libgit2,mhp/libgit2,claudelee/libgit2,yosefhackmon/libgit2,rcorre/libgit2,mrksrm/Mingijura,yongthecoder/libgit2,jeffhostetler/public_libgit2,sygool/libgit2,Snazz2001/libgit2,yosefhackmon/libgit2,Corillian/libgit2,dleehr/libgit2,claudelee/libgit2,evhan/libgit2,iankronquist/libgit2,KTXSoftware/libgit2,mhp/libgit2,iankronquist/libgit2,since2014/libgit2,sim0629/libgit2,evhan/libgit2,oaastest/libgit2,jflesch/libgit2-mariadb