Fix null pointer dereference in "\c" psql command.

Noah Misch <noah@leadboat.com>

Commit: fb990ce6c7d99d329843e5d70d4cdaf8d0825b38
Author: Noah Misch <noah@leadboat.com>
Date: 2015-07-09T00:44:25Z
Releases: 9.5.0
Fix null pointer dereference in "\c" psql command.

The psql crash happened when no current connection existed.  (The second
new check is optional given today's undocumented NULL argument handling
in PQhost() etc.)  Back-patch to 9.0 (all supported versions).

Files

PathChange+/−
src/bin/psql/command.c modified +4 −2