Avoid null pointer dereference if error result lacks SQLSTATE. Although error results received from the backend should always have a SQLSTATE field, ones generated by libpq won't, making this code vulnerable to a crash after, say, untimely loss of connection. Noted by Coverity.
Oversight in commit 403a3d91c. Back-patch to 9.5, as that was. Branch ------ REL9_5_STABLE Details ------- https://git.postgresql.org/pg/commitdiff/29ae4cd82949843d09aa02a8125a5b5087201431 Modified Files -------------- src/bin/pg_dump/pg_backup_db.c | 14 ++++++++------ 1 file changed, 8 insertions(+), 6 deletions(-)
