config rewrite failed save errno in case of being tainted (#10461)
config rewrite failed save errno in case of being tainted (#10461)

errno would be potentially tainted during the serverLog() by the file io functions, such as fopen and fflush.


soloestoy/redis,ofirluzon/redis,yossigo/redis,ofirluzon/redis,oranagra/redis,ofirluzon/redis,oranagra/redis,PKRoma/redis,PKRoma/redis,charsyam/redis,antirez/redis,charsyam/redis,antirez/redis,neomantra/redis,ofirluzon/redis,neomantra/redis,soloestoy/redis,soloestoy/redis,PKRoma/redis,charsyam/redis,antirez/redis,PKRoma/redis,soloestoy/redis,PKRoma/redis,yossigo/redis,charsyam/redis,charsyam/redis,oranagra/redis,oranagra/redis,neomantra/redis,neomantra/redis,neomantra/redis,yossigo/redis,yossigo/redis,oranagra/redis,yossigo/redis,soloestoy/redis,ofirluzon/redis,antirez/redis