fix the fix for the TCP binding.
fix the fix for the TCP binding.

This commit attempts to fix a problem with PR #3467.

pedigree/redis,pedigree/redis,xuguruogu/redis,xuguruogu/redis,pedigree/redis,xuguruogu/redis,pedigree/redis,4396/redis,xuguruogu/redis,4396/redis,4396/redis,4396/redis