[pgpool-committers: 6794] pgpool: Fix miscount of connection_count

[Takuma Hoshiai]

Fix miscount of connection_count

There is a possibility that  pgpool duplicate the count down of conections
when query cancel such as pg_terminate_backend() commmand.

Branch
------
V4_0_STABLE

Details
-------
https://git.postgresql.org/gitweb?p=pgpool2.git;a=commitdiff;h=a678a0402ced62dc5f99d9cb7bb277675cef8715

Modified Files
--------------
src/protocol/child.c | 3 +++
1 file changed, 3 insertions(+)