Fix segmentation fault due to silly error.
Fix segmentation fault due to silly error.

nrk/phpiredis,RustJason/phpiredis,jymsy/phpiredis,nrk/phpiredis,RustJason/phpiredis,Danack/phpiredis,Danack/phpiredis,RustJason/phpiredis,Danack/phpiredis,nrk/phpiredis,jymsy/phpiredis