tree aec4e1b191fd244910761b9f0fb417aee81d22a5
parent 967dbbaaeb0d4ed0fb17c0247dd984c12d99afda
author Vladimir Homutov <vl@nginx.com> 1526327457 +0300
committer Vladimir Homutov <vl@nginx.com> 1526327457 +0300

Syslog: install cleanup handler only once.

If a socket was re-opened due to an error (02c2352d5b01 and fa0e093b64d7),
additional cleanup handler was installed each time.