Crashing is too much in addReplyErrorLength().
Crashing is too much in addReplyErrorLength().

See #5663.

ctripcorp/redis,oranagra/redis,PKRoma/redis,soloestoy/redis,antirez/redis,soveran/redis,soloestoy/redis,antirez/redis,PKRoma/redis,ofirluzon/redis,neomantra/redis,soveran/redis,ofirluzon/redis,yossigo/redis,ctripcorp/redis,neomantra/redis,yossigo/redis,charsyam/redis,antirez/redis,ofirluzon/redis,yossigo/redis,neomantra/redis,soloestoy/redis,PKRoma/redis,soloestoy/redis,soloestoy/redis,neomantra/redis,pmem/redis,neomantra/redis,oranagra/redis,ctripcorp/redis,pmem/redis,soveran/redis,oranagra/redis,oranagra/redis,oranagra/redis,ofirluzon/redis,ofirluzon/redis,charsyam/redis,yossigo/redis,charsyam/redis,PKRoma/redis,soveran/redis,charsyam/redis,antirez/redis,ctripcorp/redis,pmem/redis,PKRoma/redis,charsyam/redis,yossigo/redis,pmem/redis