pgsql: Fix crash on syslogger startup - Mailing list pgsql-committers

Fix crash on syslogger startup

When syslogger starts up, ListenSockets is still NULL. Don't try to
pfree it. Oversight in commit e29c464395.

Reported-by: Michael Paquier
Discussion: https://www.postgresql.org/message-id/ZR-uNkgL7m60lWUe@paquier.xyz

Branch
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master

Details
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https://git.postgresql.org/pg/commitdiff/5da0a622e88907722ce456d30dbf0565ed7a222b

Modified Files
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src/backend/postmaster/postmaster.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)