Fixed bug introduced with the copy-on-write friendly iteartor
Fixed bug introduced with the copy-on-write friendly iteartor

coverxiaoeye/redis,Linked95/redis,cen-li/redis,lonely8rain/redis,rgl/redis,oas1986/redis-s,cen-li/redis,rgl/redis,oas1986/redis-s,coverxiaoeye/redis,AndersonFirmino/redis,dmajkic/redis,oas1986/redis-s,esomenos/redis,rgl/redis,cen-li/redis,cen-li/redis,rgl/redis,esomenos/redis,AndersonFirmino/redis,jango2015/redis,lonely8rain/redis,Linked95/redis,dmajkic/redis,lonely8rain/redis,Linked95/redis,sunqb/redis-1,jango2015/redis,sunqb/redis-1,oas1986/redis-s,jango2015/redis,coverxiaoeye/redis,AndersonFirmino/redis,sunqb/redis-1,esomenos/redis,dmajkic/redis